ISRC DEF059331204
Verified recording
DEF059331204 is “12 Notations for Piano: IV. Rythmique” by Pierre Boulez,
registered on the CopyrightChains blockchain with CopyrightID
0x07000557c51d3fa490d320db1fce009b2b9029385244ab2f406c5ffd2cef213f and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059331204.
Recording identifiers
- ISRC
- DEF059331204
- Title
- 12 Notations for Piano: IV. Rythmique
- Artist
- Pierre Boulez
- CopyrightID (CopyrightChains transaction hash)
0x07000557c51d3fa490d320db1fce009b2b9029385244ab2f406c5ffd2cef213f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:aab6c2e78fb9bc0c3e834c16c2e82fcdd9117b5f6575ea57f04f35fe876b5d55- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059331204
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: 12 Notations for Piano: IV. Rythmique · Machine-readable JSON-LD