ISRC FRZ119506210
Verified recording
FRZ119506210 is “Chopin: 24 Preludes, Op. 28: No. 11 in B Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x56e74d9b08ab7bcc0487983845da7ab339ee3c5e0eae05848ea298973a19a5ee and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119506210.
Recording identifiers
- ISRC
- FRZ119506210
- Title
- Chopin: 24 Preludes, Op. 28: No. 11 in B Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x56e74d9b08ab7bcc0487983845da7ab339ee3c5e0eae05848ea298973a19a5ee
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:205af54f3ed8184208b1884b6f0e6bc0834c109a6caf36a40b9c9b7b31e06c5c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119506210
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: Chopin: 24 Preludes, Op. 28: No. 11 in B Major · Machine-readable JSON-LD