ISRC FRU621219509
Verified recording
FRU621219509 is “Les Tambourins: 20ème ordre, 4ème livre” by François Couperin,
registered on the CopyrightChains blockchain with CopyrightID
0x81bbf29a68edb6b94eefd6397dda739382e7e303594a426b86bbb0ac255f66b3 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/FRU621219509.
Recording identifiers
- ISRC
- FRU621219509
- Title
- Les Tambourins: 20ème ordre, 4ème livre
- Artist
- François Couperin
- CopyrightID (CopyrightChains transaction hash)
0x81bbf29a68edb6b94eefd6397dda739382e7e303594a426b86bbb0ac255f66b3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:453e8c74db93bf6fdf8d536fef1adb995b5e295dc105ee7fcaea33ff0fd81d46- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621219509
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Les Tambourins: 20ème ordre, 4ème livre · Machine-readable JSON-LD