CHALLENGES
Auto-generated network challenges from text, image and audio task flow
total
100
text
71
image
7
audio
22
rewarded
79
challenge_7231_1780663643416
submittedtext
#7232
12:47:23 PM
What are mining rewards? One sentence answer.
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
audchallenge_7228_1780663583416
submittedaudio
#7229
12:46:23 PM
{"kind":"tts_stt_roundtrip","version":1,"text":"The Ombra protocol rewards genuine AI work.","expectedText":"The Ombra protocol rewards genuine AI work.","requireAudioMint":true,"instructions":"Generate TTS audio for text, transcribe it with STT, and return an audio blob manifest with transcript evidence."}
ox7a8b70389a…2fb7a1e2e1cafee 0.050000 OMBRA
imgchallenge_7224_1780663523416
submittedimage
#7225
12:45:23 PM
a serene mountain landscape at sunset, hyperdetailed, 4k
ox7a8b70389a…2fb7a1e2e1cafee 0.050000 OMBRA
challenge_7220_1780663433417
submittedtext
#7221
12:43:53 PM
Explain in one short sentence what a blockchain is.
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
challenge_7215_1780663343417
submittedtext
#7216
12:42:23 PM
What is a validator in a blockchain network?
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
challenge_7211_1780663253417
submittedtext
#7212
12:40:53 PM
What are mining rewards? One sentence answer.
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
audchallenge_7207_1780663193416
rewardedaudio1 responsesscore 100
#7209
12:39:57 PM
{"kind":"tts_stt_roundtrip","version":1,"text":"Decentralized systems empower individual users.","expectedText":"Decentralized systems empower individual users.","requireAudioMint":true,"instructions":"Generate TTS audio for text, transcribe it with STT, and return an audio blob manifest with transcript evidence."}
ebdf6fb087d6…74e1c85da1dffee 0.050000 OMBRA
imgchallenge_7204_1780663133416
submittedimage
#7205
12:38:53 PM
an ancient library with floating books, magical, atmospheric
ox7a8b70389a…2fb7a1e2e1cafee 0.050000 OMBRA
challenge_7201_1780663073416
rewardedtext1 responses
#7203
12:38:13 PM
Name three benefits of decentralized AI.
ebdf6fb087d6…74e1c85da1dffee 0.010000 OMBRA
challenge_7198_1780663013416
rewardedtext1 responses
#7200
12:37:11 PM
Why is reproducibility important in AI research?
ebdf6fb087d6…74e1c85da1dffee 0.010000 OMBRA
challenge_7195_1780662953416
rewardedtext1 responses
#7197
12:36:11 PM
What is a validator in a blockchain network?
ebdf6fb087d6…74e1c85da1dffee 0.010000 OMBRA
audchallenge_7192_1780662893416
rewardedaudio1 responsesscore 91
#7195
12:34:57 PM
{"kind":"tts_stt_roundtrip","version":1,"text":"Stable diffusion creates art from pure imagination.","expectedText":"Stable diffusion creates art from pure imagination.","requireAudioMint":true,"instructions":"Generate TTS audio for text, transcribe it with STT, and return an audio blob manifest with transcript evidence."}
ebdf6fb087d6…74e1c85da1dffee 0.050000 OMBRA
imgchallenge_7187_1780662803417
submittedimage
#7188
12:33:23 PM
a cozy cabin in snowy mountains, warm light glowing from windows
ox7a8b70389a…2fb7a1e2e1cafee 0.050000 OMBRA
challenge_7184_1780662743417
rewardedtext1 responses
#7186
12:32:41 PM
Why is open-source important for AI? One sentence.
ebdf6fb087d6…74e1c85da1dffee 0.010000 OMBRA
challenge_7181_1780662683412
responsestext1 responses
#7182
12:31:23 PM
Name three benefits of decentralized AI.
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
challenge_7177_1780662623407
responsestext1 responses
#7179
12:30:26 PM
What does 'fine-tuning' mean for AI models? Briefly.
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
audchallenge_7174_1780662563407
rewardedaudio1 responsesscore 100
#7178
12:29:27 PM
{"kind":"tts_stt_roundtrip","version":1,"text":"Artificial intelligence works best when it is open-source.","expectedText":"Artificial intelligence works best when it is open-source.","requireAudioMint":true,"instructions":"Generate TTS audio for text, transcribe it with STT, and return an audio blob manifest with transcript evidence."}
ebdf6fb087d6…74e1c85da1dffee 0.050000 OMBRA
imgchallenge_7171_1780662503407
submittedimage
#7172
12:28:23 PM
a steampunk owl with brass and copper gears, detailed
ox7a8b70389a…2fb7a1e2e1cafee 0.050000 OMBRA
challenge_7168_1780662443407
submittedtext
#7169
12:27:23 PM
Why use a peer-to-peer network instead of a central server?
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
audchallenge_6989_1780658971603
rewardedaudio2 responsesscore 100
#7165
12:22:58 PM
Open source software is the foundation of innovation.
Generated audio
a5eca1b4641d65b874a8d19a4d407e6c
Checking on-chain blob...
duration
3.8s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_7158_1780662053405
submittedtext
#7159
12:20:53 PM
Why is reproducibility important in AI research?
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
challenge_7153_1780661963406
submittedtext
#7154
12:19:23 PM
What is a context window in LLMs? Reply briefly.
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
audchallenge_7150_1780661903405
submittedaudio
#7151
12:18:23 PM
{"kind":"tts_stt_roundtrip","version":1,"text":"Welcome to OmbraChain, the decentralized AI network.","expectedText":"Welcome to OmbraChain, the decentralized AI network.","requireAudioMint":true,"instructions":"Generate TTS audio for text, transcribe it with STT, and return an audio blob manifest with transcript evidence."}
ox7a8b70389a…2fb7a1e2e1cafee 0.050000 OMBRA
imgchallenge_7147_1780661843405
submittedimage
#7148
12:17:23 PM
a steampunk owl with brass and copper gears, detailed
ox7a8b70389a…2fb7a1e2e1cafee 0.050000 OMBRA
challenge_7144_1780661783405
submittedtext
#7145
12:16:23 PM
Why is open-source important for AI? One sentence.
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
challenge_7140_1780661723404
submittedtext
#7141
12:15:23 PM
Explain in one short sentence what a blockchain is.
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
challenge_7137_1780661663403
submittedtext
#7138
12:14:23 PM
What does 'fine-tuning' mean for AI models? Briefly.
ox7a8b70389a…2fb7a1e2e1cafee 0.010000 OMBRA
audchallenge_7134_1780661603403
rewardedaudio1 responsesscore 100
#7136
12:13:27 PM
{"kind":"tts_stt_roundtrip","version":1,"text":"Artificial intelligence works best when it is open-source.","expectedText":"Artificial intelligence works best when it is open-source.","requireAudioMint":true,"instructions":"Generate TTS audio for text, transcribe it with STT, and return an audio blob manifest with transcript evidence."}
ebdf6fb087d6…74e1c85da1dffee 0.050000 OMBRA
imgchallenge_7131_1780661543402
submittedimage
#7132
12:12:23 PM
abstract geometric pattern with crimson and gold tones
ox7a8b70389a…2fb7a1e2e1cafee 0.050000 OMBRA
challenge_7126_1780661453403
rewardedtext1 responses
#7128
12:11:12 PM
Name two differences between CPU and GPU inference.
ebdf6fb087d6…74e1c85da1dffee 0.010000 OMBRA
challenge_7122_1780661393403
rewardedtext1 responses
#7125
12:10:11 PM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7119_1780661333402
rewardedtext1 responses
#7121
12:09:15 PM
Define 'inference' in machine learning context.
ebdf6fb087d6…74e1c85da1dffee 0.010000 OMBRA
audchallenge_7116_1780661273402
rewardedaudio1 responsesscore 100
#7119
12:07:57 PM
{"kind":"tts_stt_roundtrip","version":1,"text":"Validators ensure consensus across the entire network.","expectedText":"Validators ensure consensus across the entire network.","requireAudioMint":true,"instructions":"Generate TTS audio for text, transcribe it with STT, and return an audio blob manifest with transcript evidence."}
ebdf6fb087d6…74e1c85da1dffee 0.050000 OMBRA
imgchallenge_7113_1780661213401
submittedimage
#7114
12:06:53 PM
a tranquil tropical beach at dawn, photorealistic
ox7a8b70389a…2fb7a1e2e1cafee 0.050000 OMBRA
challenge_7110_1780661153401
rewardedtext1 responses
#7112
12:06:09 PM
Define 'tokenization' in NLP, briefly.
ebdf6fb087d6…74e1c85da1dffee 0.010000 OMBRA
challenge_7107_1780661093401
rewardedtext1 responses
#7109
12:05:22 PM
What is quantization in LLMs? One short sentence.
ebdf6fb087d6…74e1c85da1dffee 0.010000 OMBRA
challenge_7104_1780661033400
rewardedtext1 responses
#7106
12:04:11 PM
Why is open-source important for AI? One sentence.
ebdf6fb087d6…74e1c85da1dffee 0.010000 OMBRA
challenge_7100_1780660973400
rewardedtext1 responses
#7102
12:02:55 PM
Explain in one short sentence what a blockchain is.
ebdf6fb087d6…74e1c85da1dffee 0.010000 OMBRA
challenge_7087_1780660741617
rewardedtext1 responses
#7089
11:59:20 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7084_1780660681617
rewardedtext1 responses
#7085
11:58:04 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7080_1780660621617
rewardedtext1 responses
#7082
11:57:18 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_7077_1780660561617
rewardedaudio1 responsesscore 100
#7080
11:56:05 AM
Decentralized systems empower individual users.
Generated audio
884f4dd2959454a7a26992cf432b90d9
Checking on-chain blob...
duration
3.7s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_7070_1780660441617
rewardedtext1 responses
#7072
11:54:04 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7067_1780660381616
rewardedtext1 responses
#7070
11:53:28 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7064_1780660321616
rewardedtext1 responses
#7066
11:52:31 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_7060_1780660261615
rewardedaudio1 responsesscore 86
#7064
11:51:16 AM
Welcome to OmbraChain, the decentralized AI network.
Generated audio
e1fc09d824daf943632d7c296be1fa08
Checking on-chain blob...
duration
4.0s
sample
22050 Hz
stt
0.64
ebdf6fb087d6…74e1c85da1df
challenge_7054_1780660141614
rewardedtext1 responses
#7057
11:49:35 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7050_1780660081612
rewardedtext1 responses
#7053
11:48:18 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7046_1780659991612
rewardedtext1 responses
#7048
11:46:52 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_7042_1780659931610
rewardedaudio1 responsesscore 91
#7045
11:45:35 AM
Stable diffusion creates art from pure imagination.
Generated audio
0426301756da906f375fc16a0fc7e0b0
Checking on-chain blob...
duration
3.6s
sample
22050 Hz
stt
0.77
ebdf6fb087d6…74e1c85da1df
challenge_7035_1780659811610
rewardedtext1 responses
#7037
11:43:49 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7032_1780659751608
rewardedtext1 responses
#7034
11:42:51 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7029_1780659691608
rewardedtext1 responses
#7031
11:41:52 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_7024_1780659601609
rewardedaudio1 responsesscore 100
#7028
11:40:05 AM
Artificial intelligence works best when it is open-source.
Generated audio
724ed8b05b06c44c1c8be23d3f5602cb
Checking on-chain blob...
duration
4.4s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_7018_1780659481608
rewardedtext1 responses
#7020
11:38:20 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7013_1780659391609
rewardedtext1 responses
#7015
11:36:50 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_7009_1780659331607
rewardedtext1 responses
#7012
11:35:56 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_7006_1780659271606
rewardedaudio1 responsesscore 100
#7010
11:34:35 AM
Validators ensure consensus across the entire network.
Generated audio
66012f095cd1cbd9492eb80b0305a838
Checking on-chain blob...
duration
4.1s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_6999_1780659151604
rewardedtext1 responses
#7001
11:32:49 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6996_1780659091604
rewardedtext1 responses
#6998
11:31:50 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6993_1780659031604
rewardedtext1 responses
#6995
11:30:51 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6983_1780658851601
rewardedtext1 responses
#6985
11:27:49 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6980_1780658791600
rewardedtext1 responses
#6982
11:26:48 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6977_1780658731600
rewardedtext1 responses
#6979
11:25:49 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_6974_1780658671600
rewardedaudio1 responsesscore 100
#6977
11:24:36 AM
Artificial intelligence works best when it is open-source.
Generated audio
c09541a4f92ee352bf4c4b25f9730897
Checking on-chain blob...
duration
4.4s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_6967_1780658551599
rewardedtext1 responses
#6969
11:22:48 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6964_1780658491594
rewardedtext1 responses
#6966
11:21:50 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6961_1780658431594
rewardedtext1 responses
#6963
11:20:52 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_6956_1780658341594
rewardedaudio1 responsesscore 100
#6960
11:19:06 AM
Validators ensure consensus across the entire network.
Generated audio
6b9ed46a2ba00bc5b3e780f97358d342
Checking on-chain blob...
duration
4.3s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_6949_1780658221592
rewardedtext1 responses
#6951
11:17:21 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6946_1780658161592
rewardedtext1 responses
#6949
11:16:47 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6943_1780658101592
rewardedtext1 responses
#6945
11:15:23 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_6939_1780658041591
rewardedaudio1 responsesscore 100
#6943
11:14:05 AM
Open source software is the foundation of innovation.
Generated audio
cfd0914c69cc63ce588614ddd0d6276a
Checking on-chain blob...
duration
3.8s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_6933_1780657921589
rewardedtext1 responses
#6935
11:12:20 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6930_1780657861589
rewardedtext1 responses
#6932
11:11:20 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6927_1780657801589
rewardedtext1 responses
#6929
11:10:19 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_6924_1780657741588
rewardedaudio1 responsesscore 100
#6927
11:09:05 AM
Artificial intelligence works best when it is open-source.
Generated audio
1151714aa7218d5fc42df2a41b7b6f09
Checking on-chain blob...
duration
4.5s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_6917_1780657621587
rewardedtext1 responses
#6919
11:07:19 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6913_1780657531587
rewardedtext1 responses
#6915
11:05:50 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6909_1780657471587
rewardedtext1 responses
#6911
11:04:34 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_6906_1780657411585
rewardedaudio1 responsesscore 100
#6909
11:03:36 AM
Validators ensure consensus across the entire network.
Generated audio
9e003b285a730baa1421205cbaa3e66f
Checking on-chain blob...
duration
4.3s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_6900_1780657291584
rewardedtext1 responses
#6902
11:01:50 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6896_1780657231582
rewardedtext1 responses
#6898
11:00:49 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6893_1780657171581
rewardedtext1 responses
#6895
10:59:49 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_6890_1780657111580
rewardedaudio1 responsesscore 94
#6894
10:58:36 AM
Welcome to OmbraChain, the decentralized AI network.
Generated audio
91afaa3b59054824597a51921762b545
Checking on-chain blob...
duration
3.9s
sample
22050 Hz
stt
0.86
ebdf6fb087d6…74e1c85da1df
challenge_6884_1780656991580
rewardedtext1 responses
#6885
10:56:34 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6880_1780656931580
rewardedtext1 responses
#6883
10:55:54 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6877_1780656871579
rewardedtext1 responses
#6879
10:54:48 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_6873_1780656811579
rewardedaudio1 responsesscore 92
#6877
10:53:35 AM
Blockchain technology powers the future of digital ownership.
Generated audio
87dc3cde801c1be7a4bf07390f36dcd0
Checking on-chain blob...
duration
4.3s
sample
22050 Hz
stt
0.79
ebdf6fb087d6…74e1c85da1df
challenge_6867_1780656691577
rewardedtext1 responses
#6869
10:51:48 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6863_1780656631577
rewardedtext1 responses
#6865
10:50:50 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6860_1780656571576
rewardedtext1 responses
#6862
10:49:49 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_6857_1780656511575
rewardedaudio1 responsesscore 100
#6860
10:48:35 AM
Decentralized systems empower individual users.
Generated audio
796e857671d1901a0cd9f42cf1ab2add
Checking on-chain blob...
duration
3.7s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_6849_1780656361575
rewardedtext1 responses
#6851
10:46:33 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6846_1780656301574
rewardedtext1 responses
#6848
10:45:20 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6843_1780656241572
rewardedtext1 responses
#6845
10:44:22 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
audchallenge_6839_1780656181570
rewardedaudio1 responsesscore 100
#6842
10:43:06 AM
Open source software is the foundation of innovation.
Generated audio
211bac10b2ea7a9bb5bd31e4d3519cc1
Checking on-chain blob...
duration
3.9s
sample
22050 Hz
stt
1.00
ebdf6fb087d6…74e1c85da1df
challenge_6833_1780656061567
rewardedtext1 responses
#6834
10:41:04 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6828_1780655971568
rewardedtext1 responses
#6830
10:39:52 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df
challenge_6825_1780655911566
rewardedtext1 responses
#6827
10:38:51 AM
(prompt not indexed yet)
ebdf6fb087d6…74e1c85da1df