ISRC NLUM71300134
Verified recording
NLUM71300134 is “Sonata for Piano 4 Hands: 3. Final (Très vite)” by Francis Poulenc,
registered on the CopyrightChains blockchain with CopyrightID
0x63d4bea86e4b15e1093ee2e181bf4c66233e6e5761ad930c0767a4ebcc3be65a and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLUM71300134.
Recording identifiers
- ISRC
- NLUM71300134
- Title
- Sonata for Piano 4 Hands: 3. Final (Très vite)
- Artist
- Francis Poulenc
- CopyrightID (CopyrightChains transaction hash)
0x63d4bea86e4b15e1093ee2e181bf4c66233e6e5761ad930c0767a4ebcc3be65a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:f75d3757d71022f40086b4571353ca44e82daf3a4589d311d93fb81ea267d6c8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLUM71300134
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Sonata for Piano 4 Hands: 3. Final (Très vite) · Machine-readable JSON-LD