ISRC CAIOJ2300033
Verified recording
CAIOJ2300033 is “Cello Concerto No.1 in A major, L. 20: IV. Allegro” by Leonardo Ortensio Salvatore di Leo,
registered on the CopyrightChains blockchain with CopyrightID
0xb69c13f208fc8a0db0a13175d832211621d2dc204d7a056e868f650038492947 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAIOJ2300033.
Recording identifiers
- ISRC
- CAIOJ2300033
- Title
- Cello Concerto No.1 in A major, L. 20: IV. Allegro
- Artist
- Leonardo Ortensio Salvatore di Leo
- CopyrightID (CopyrightChains transaction hash)
0xb69c13f208fc8a0db0a13175d832211621d2dc204d7a056e868f650038492947
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:7684fa5a71725bb567930f2bd64928f536872699489c050cec18858458050581- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAIOJ2300033
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Cello Concerto No.1 in A major, L. 20: IV. Allegro · Machine-readable JSON-LD