ISRC GBUM71201560
Verified recording
GBUM71201560 is “Portrait to Don” by Tommy McCook & The Supersonics,
registered on the CopyrightChains blockchain with CopyrightID
0x201f04f7a57dd7aebe5460ed58642feb3a07d5ce524bb703e80bc1a52310fa03 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM71201560.
Recording identifiers
- ISRC
- GBUM71201560
- Title
- Portrait to Don
- Artist
- Tommy McCook & The Supersonics
- CopyrightID (CopyrightChains transaction hash)
0x201f04f7a57dd7aebe5460ed58642feb3a07d5ce524bb703e80bc1a52310fa03
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:aceb7a1e5ae65e538eff86ca899d3b5a989413040a330eb71ffc0bb60c7d7f0a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM71201560
- Bitcoin block existence check
- https://blockstream.info/api/block/960334