ISRC CAJ720012601
Verified recording
CAJ720012601 is “Cello Concerto No. 2 in D Major: I. Andante grazioso” by Leonardo Leo,
registered on the CopyrightChains blockchain with CopyrightID
0x38bd602e05a407eb76fa1662847d8bd53a8902ac3d4fcbfc0592f95cdca9df2f 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/CAJ720012601.
Recording identifiers
- ISRC
- CAJ720012601
- Title
- Cello Concerto No. 2 in D Major: I. Andante grazioso
- Artist
- Leonardo Leo
- CopyrightID (CopyrightChains transaction hash)
0x38bd602e05a407eb76fa1662847d8bd53a8902ac3d4fcbfc0592f95cdca9df2f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2ba8e31edb836308b656ed8849600002988e0cb0828e7546d3dcb4cde539af63- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ720012601
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Cello Concerto No. 2 in D Major: I. Andante grazioso · Machine-readable JSON-LD