ISRC CAJ721774302
Verified recording
CAJ721774302 is “Concerto pour cor No. 2 en mi bémol majeur, K. 417: II. Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x0f0d5c9029055f5a7f963aa77a6a0e9e4f05ee98c110f1cb5458eedf28b34f3a and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ721774302.
Recording identifiers
- ISRC
- CAJ721774302
- Title
- Concerto pour cor No. 2 en mi bémol majeur, K. 417: II. Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x0f0d5c9029055f5a7f963aa77a6a0e9e4f05ee98c110f1cb5458eedf28b34f3a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:06b1b9f9439cbf8bb2ebb5bff263978d088d1eea7cd561b5d59dd5ec45c0196f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ721774302
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Concerto pour cor No. 2 en mi bémol majeur, K. 417: II. Andante · Machine-readable JSON-LD