ISRC FRZ149738010
Verified recording
FRZ149738010 is “Nocturnes, Op. 37: I. Andante sostenuto en Sol Mineur” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xeb69a7743fad0e1b4271823a82263ac753f8181330f7019618d5fea9c71cee7c and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149738010.
Recording identifiers
- ISRC
- FRZ149738010
- Title
- Nocturnes, Op. 37: I. Andante sostenuto en Sol Mineur
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xeb69a7743fad0e1b4271823a82263ac753f8181330f7019618d5fea9c71cee7c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:e57aead0eec4b5d2e72ca50bc02f12eb5f3ce268fb13ef4b52f08522661ea717- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149738010
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Nocturnes, Op. 37: I. Andante sostenuto en Sol Mineur · Machine-readable JSON-LD