ISRC USA371352690
Verified recording
USA371352690 is “A Ballad” by Gerry Mulligan Quartet,
registered on the CopyrightChains blockchain with CopyrightID
0x0cf9123bcea4bf0dd9ee7e7685561456295c0ecde6d146d3a9fcfb41a4b77868 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/USA371352690.
Recording identifiers
- ISRC
- USA371352690
- Title
- A Ballad
- Artist
- Gerry Mulligan Quartet
- CopyrightID (CopyrightChains transaction hash)
0x0cf9123bcea4bf0dd9ee7e7685561456295c0ecde6d146d3a9fcfb41a4b77868
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:34b173975e92038df98b54f062629bd64580ea0cffb4743a43ff3bd202f1b98b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA371352690
- Bitcoin block existence check
- https://blockstream.info/api/block/957118