ISRC CAJ720639903
Verified recording
CAJ720639903 is “Las cuatro estaciones porteñas: III. Invierno porteno (Arr. by Leonid Desyatnikov)” by Astor Piazzolla,
registered on the CopyrightChains blockchain with CopyrightID
0xf762efc2bb36c15402fc15d50b0ed620da0f739c005d0c9f4078c109da43a2eb 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/CAJ720639903.
Recording identifiers
- ISRC
- CAJ720639903
- Title
- Las cuatro estaciones porteñas: III. Invierno porteno (Arr. by Leonid Desyatnikov)
- Artist
- Astor Piazzolla
- CopyrightID (CopyrightChains transaction hash)
0xf762efc2bb36c15402fc15d50b0ed620da0f739c005d0c9f4078c109da43a2eb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ac992cdeb47f883b8f23615159433cc4ffc90d7e07b305f0eb5103e9f744556f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ720639903
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Las cuatro estaciones porteñas: III. Invierno porteno (Arr. by Leonid Desyatnikov) · Machine-readable JSON-LD