ISRC USB4U0851628
Verified recording
USB4U0851628 is “Unforgettable” by Leif Shires,
registered on the CopyrightChains blockchain with CopyrightID
0x3ee79cd5cf7f048db2b7d4fe3c1322f2883a04ea5421b8d9e7ab825ab9bbc51b and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0851628.
Recording identifiers
- ISRC
- USB4U0851628
- Title
- Unforgettable
- Artist
- Leif Shires
- CopyrightID (CopyrightChains transaction hash)
0x3ee79cd5cf7f048db2b7d4fe3c1322f2883a04ea5421b8d9e7ab825ab9bbc51b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:ec82bdd79563828d2e17c86d7c3ad02143799fa1318cf9dd076c70744f3f8fae- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0851628
- Bitcoin block existence check
- https://blockstream.info/api/block/953520