ISRC USER81100111
Verified recording
USER81100111 is “F-Stop Blues” by Jack Johnson,
registered on the CopyrightChains blockchain with CopyrightID
0xc55d1c047d6093ccda24955c27c705bff58ad83eae5c629c28761871ed4086b0 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USER81100111.
Recording identifiers
- ISRC
- USER81100111
- Title
- F-Stop Blues
- Artist
- Jack Johnson
- CopyrightID (CopyrightChains transaction hash)
0xc55d1c047d6093ccda24955c27c705bff58ad83eae5c629c28761871ed4086b0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:b6e92806831d9cbcfeb8e4934578925d401b1b0fb6ddda909e8788bb140940a3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USER81100111
- Bitcoin block existence check
- https://blockstream.info/api/block/953513