ISRC CZA167707168
Verified recording
CZA167707168 is “24 Preludes for Piano, Op. 28: No. 7 in A Major, Andantino” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xeb2c58b74b5f00f5e79e4e37ee6927bc23572bb674f1e6e3af268f1cd3661557 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA167707168.
Recording identifiers
- ISRC
- CZA167707168
- Title
- 24 Preludes for Piano, Op. 28: No. 7 in A Major, Andantino
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xeb2c58b74b5f00f5e79e4e37ee6927bc23572bb674f1e6e3af268f1cd3661557
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:147d9bc4abc050284f4a90633f8a81d844e55865fbff53d40dc42c87eeaf885a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA167707168
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: 24 Preludes for Piano, Op. 28: No. 7 in A Major, Andantino · Machine-readable JSON-LD