ISRC CAJ721264807
Verified recording
CAJ721264807 is “La Verità in Cimento, RV 739, Act II: Addio caro. Tu ben sai” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x424929cd85f33575b8e9b3db8c3a5b95f0cf4e5a505cd5b76a34cbddadbc0dd7 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/CAJ721264807.
Recording identifiers
- ISRC
- CAJ721264807
- Title
- La Verità in Cimento, RV 739, Act II: Addio caro. Tu ben sai
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x424929cd85f33575b8e9b3db8c3a5b95f0cf4e5a505cd5b76a34cbddadbc0dd7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e1e03e83fa4e12b8d6031c6ac85cd23f50b062d29e2504653b8543a0a0d3f855- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ721264807
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: La Verità in Cimento, RV 739, Act II: Addio caro. Tu ben sai · Machine-readable JSON-LD