ISRC FRZ149738070
Verified recording
FRZ149738070 is “Nocturnes, Op. 62: I. Andante en Si Majeur” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xc8381c5c7c6045184150f7b56174cc9bd26781bc2ded4b9f8e859ed8fc04d269 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149738070.
Recording identifiers
- ISRC
- FRZ149738070
- Title
- Nocturnes, Op. 62: I. Andante en Si Majeur
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xc8381c5c7c6045184150f7b56174cc9bd26781bc2ded4b9f8e859ed8fc04d269
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:0a00ccb6c00f152c6df8274c07825d064292bca0b2c5cb4ec3e9a57941bfdb72- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149738070
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Nocturnes, Op. 62: I. Andante en Si Majeur · Machine-readable JSON-LD