ISRC USFDK0610276
Verified recording
USFDK0610276 is “Humblebug” by Mark Humel,
registered on the CopyrightChains blockchain with CopyrightID
0x9129312c4c5d151a2c03a1a02e7e5ade214d99caa482ce944a9b641f9aa3a5e5 and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USFDK0610276.
Recording identifiers
- ISRC
- USFDK0610276
- Title
- Humblebug
- Artist
- Mark Humel
- CopyrightID (CopyrightChains transaction hash)
0x9129312c4c5d151a2c03a1a02e7e5ade214d99caa482ce944a9b641f9aa3a5e5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:ed29618f59ccf2782c92304986ff771ea9b88a6a5bf149b32874616e8eccd139- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USFDK0610276
- Bitcoin block existence check
- https://blockstream.info/api/block/960468