ISRC CAJ720012603
Verified recording
CAJ720012603 is “Cello Concerto No. 2 in D Major: III. Larghetto, con poco moto” by Leonardo Leo,
registered on the CopyrightChains blockchain with CopyrightID
0x86c0cad6192c0c4c1dd2fd58e7680e17b632923d10fbe71402ec9b0e01089d4e and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ720012603.
Recording identifiers
- ISRC
- CAJ720012603
- Title
- Cello Concerto No. 2 in D Major: III. Larghetto, con poco moto
- Artist
- Leonardo Leo
- CopyrightID (CopyrightChains transaction hash)
0x86c0cad6192c0c4c1dd2fd58e7680e17b632923d10fbe71402ec9b0e01089d4e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:caf6d35f2e57d8b911fc86134d55afc8a2cb9b133af4f823a34f98a4fb37a2f6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ720012603
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: Cello Concerto No. 2 in D Major: III. Larghetto, con poco moto · Machine-readable JSON-LD