ISRC FRZ111001499
Verified recording
FRZ111001499 is “Chopin: 24 Preludes, Op. 28: No. 4 in E Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x61a581284b20d3cf2aaccc0c6587e372b2e05c607e28cf92734f0685ec41a1a9 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ111001499.
Recording identifiers
- ISRC
- FRZ111001499
- Title
- Chopin: 24 Preludes, Op. 28: No. 4 in E Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x61a581284b20d3cf2aaccc0c6587e372b2e05c607e28cf92734f0685ec41a1a9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:b942259835b33d212aa238a44136750f2ed4256d1347c03f782468c9fcc4b40c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ111001499
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Chopin: 24 Preludes, Op. 28: No. 4 in E Minor · Machine-readable JSON-LD