ISRC UKDNQ1505879
Verified recording
UKDNQ1505879 is “Sinking Blues” by Big Joe Williams,
registered on the CopyrightChains blockchain with CopyrightID
0x716c9d966d446480d0d6efa780706cb94918880f8750a427b011de62f0d35314 and independently timestamped
in Bitcoin block 960497 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKDNQ1505879.
Recording identifiers
- ISRC
- UKDNQ1505879
- Title
- Sinking Blues
- Artist
- Big Joe Williams
- CopyrightID (CopyrightChains transaction hash)
0x716c9d966d446480d0d6efa780706cb94918880f8750a427b011de62f0d35314
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T02:22:04+00:00
- Bitcoin block
- 960497
- Canonical record hash
sha256:e5714578e0dc35641a0bd83c67d4d4ebce59677533dfd50c4208fdefef3c7bc0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKDNQ1505879
- Bitcoin block existence check
- https://blockstream.info/api/block/960497