ISRC USGR10110289
Verified recording
USGR10110289 is “Once In A While” by Johnny Hartman,
registered on the CopyrightChains blockchain with CopyrightID
0xa61e015d7ab0964b236ed923d5759d12d5f053332b60890838e12ec99f71e739 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGR10110289.
Recording identifiers
- ISRC
- USGR10110289
- Title
- Once In A While
- Artist
- Johnny Hartman
- CopyrightID (CopyrightChains transaction hash)
0xa61e015d7ab0964b236ed923d5759d12d5f053332b60890838e12ec99f71e739
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:13ae21970e6b47be338960ab2eb7cfc2a665c3aced4678ff209bfebd987b6830- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGR10110289
- Bitcoin block existence check
- https://blockstream.info/api/block/956304