ISRC USSM10112778
Verified recording
USSM10112778 is “Cello Concerto: IV. Song” by John Williams,
registered on the CopyrightChains blockchain with CopyrightID
0xd1a4b41849ab483f32225670774de23f72250c66070c04ea8d1b33c18c9fc34a and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10112778.
Recording identifiers
- ISRC
- USSM10112778
- Title
- Cello Concerto: IV. Song
- Artist
- John Williams
- CopyrightID (CopyrightChains transaction hash)
0xd1a4b41849ab483f32225670774de23f72250c66070c04ea8d1b33c18c9fc34a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:56b85e1720266465128fdec7915694a0436fd5eb0519dfe9a072364c2f058c2c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10112778
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Cello Concerto: IV. Song · Machine-readable JSON-LD