ISRC CZA161800923
Verified recording
CZA161800923 is “Sinfonia concertante in E-Flat Major, K. 297b: III. Andantino con variazioni” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x5e2edf08363da476a2f23a49b2aa6a5de7e2440e9eeb2bc8687f315294f7ce38 and independently timestamped
in Bitcoin block 960500 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161800923.
Recording identifiers
- ISRC
- CZA161800923
- Title
- Sinfonia concertante in E-Flat Major, K. 297b: III. Andantino con variazioni
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x5e2edf08363da476a2f23a49b2aa6a5de7e2440e9eeb2bc8687f315294f7ce38
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:13:03+00:00
- Bitcoin block
- 960500
- Canonical record hash
sha256:67d38a6ba34b4a8e300b52e428b5bf786a6622cbcfa1c02272f32d8f4893f109- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161800923
- Bitcoin block existence check
- https://blockstream.info/api/block/960500
Full record
Track page: Sinfonia concertante in E-Flat Major, K. 297b: III. Andantino con variazioni · Machine-readable JSON-LD