ISRC CAJ721265502
Verified recording
CAJ721265502 is “Ouverture sur des thèmes juifs pour clarinette, piano et quatuor à cordes, Op. 34” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x1b67795dda2109fdfd9236ffd16b4fd350d1d2485314704345d8b24eb3fde4c9 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/CAJ721265502.
Recording identifiers
- ISRC
- CAJ721265502
- Title
- Ouverture sur des thèmes juifs pour clarinette, piano et quatuor à cordes, Op. 34
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x1b67795dda2109fdfd9236ffd16b4fd350d1d2485314704345d8b24eb3fde4c9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:636f6b41bf702ed6e860a90f2c49e23e05d413e43c822d6faf04b000c82f49a8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ721265502
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Ouverture sur des thèmes juifs pour clarinette, piano et quatuor à cordes, Op. 34 · Machine-readable JSON-LD