ISRC USB4U0851631
Verified recording
USB4U0851631 is “Autumn Leaves” by Leif Shires,
registered on the CopyrightChains blockchain with CopyrightID
0xe677ff3168dfae2d0148edc08b93d69f7efd68f1258e7a9995618bafbe2d8050 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/USB4U0851631.
Recording identifiers
- ISRC
- USB4U0851631
- Title
- Autumn Leaves
- Artist
- Leif Shires
- CopyrightID (CopyrightChains transaction hash)
0xe677ff3168dfae2d0148edc08b93d69f7efd68f1258e7a9995618bafbe2d8050
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:25a536dc3ba60f20d2b9cd30008cd4924aca3b9b9313b52a5c253c453a79388e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0851631
- Bitcoin block existence check
- https://blockstream.info/api/block/957118