ISRC DEF058903223
Verified recording
DEF058903223 is “Sonata For Violin & Cello, M.73: 3. Lent” by Maurice Ravel,
registered on the CopyrightChains blockchain with CopyrightID
0x631e7ab659080b33454c56a9c3c6a4074c9b8bb01e8a28d8a80bb6505ba2880b and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058903223.
Recording identifiers
- ISRC
- DEF058903223
- Title
- Sonata For Violin & Cello, M.73: 3. Lent
- Artist
- Maurice Ravel
- CopyrightID (CopyrightChains transaction hash)
0x631e7ab659080b33454c56a9c3c6a4074c9b8bb01e8a28d8a80bb6505ba2880b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:14531e92454dd627996c1abbe3ac612f1d476957e0009c25e2f8efe51a438038- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058903223
- Bitcoin block existence check
- https://blockstream.info/api/block/960389
Full record
Track page: Sonata For Violin & Cello, M.73: 3. Lent · Machine-readable JSON-LD