ISRC GBSUW2255489
Verified recording
GBSUW2255489 is “Goodbye” by Johnny Hartman,
registered on the CopyrightChains blockchain with CopyrightID
0xc8ac4b5d26eaa34f70bc146c8fbef7350b6a5227b2837dc3efbd682d814e4fbc and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSUW2255489.
Recording identifiers
- ISRC
- GBSUW2255489
- Title
- Goodbye
- Artist
- Johnny Hartman
- CopyrightID (CopyrightChains transaction hash)
0xc8ac4b5d26eaa34f70bc146c8fbef7350b6a5227b2837dc3efbd682d814e4fbc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2c4fd852cf36208f395826403375c90dbf79c59534958d82c3bec8bf65304cfa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSUW2255489
- Bitcoin block existence check
- https://blockstream.info/api/block/957118