ISRC DEF057500421
Verified recording
DEF057500421 is “Nouveau Concert No. 5 in F major: 1. Prélude (Gracieusement)” by François Couperin,
registered on the CopyrightChains blockchain with CopyrightID
0x4486f6e413d351e78bde4cca4bf096da1ba52e792f4f8143e0d9ae1fedd748b3 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057500421.
Recording identifiers
- ISRC
- DEF057500421
- Title
- Nouveau Concert No. 5 in F major: 1. Prélude (Gracieusement)
- Artist
- François Couperin
- CopyrightID (CopyrightChains transaction hash)
0x4486f6e413d351e78bde4cca4bf096da1ba52e792f4f8143e0d9ae1fedd748b3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:c2b30c46ebb9af33a762e04861022daa5c964c8341ac047f49a4d1abd004af0c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057500421
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Nouveau Concert No. 5 in F major: 1. Prélude (Gracieusement) · Machine-readable JSON-LD