ISRC FRZ111100609
Verified recording
FRZ111100609 is “Chopin: Nocturne No. 5 in F-Sharp Major, Op. 15 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x5becb90dd70801d03eac7d39e9185b39b0d5776f3a889b586dffa3ceea8a3655 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ111100609.
Recording identifiers
- ISRC
- FRZ111100609
- Title
- Chopin: Nocturne No. 5 in F-Sharp Major, Op. 15 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x5becb90dd70801d03eac7d39e9185b39b0d5776f3a889b586dffa3ceea8a3655
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:50d5cf20fbc219d642c83e23517c6c04ab1d4ab16e7b4c5d66afa9a6f96c80de- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ111100609
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Chopin: Nocturne No. 5 in F-Sharp Major, Op. 15 No. 2 · Machine-readable JSON-LD