ISRC FRZ149738040
Verified recording
FRZ149738040 is “Nocturnes, Op. 48: II. Andantino en Fa Diese Mineur” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x9bd79ae14cc0a56841ef11a138c3b233609c495e590d92b1eb5d213bdf166480 and independently timestamped
in Bitcoin block 960173 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149738040.
Recording identifiers
- ISRC
- FRZ149738040
- Title
- Nocturnes, Op. 48: II. Andantino en Fa Diese Mineur
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x9bd79ae14cc0a56841ef11a138c3b233609c495e590d92b1eb5d213bdf166480
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:11:40+00:00
- Bitcoin block
- 960173
- Canonical record hash
sha256:66ec73b3cc624f3641002ab6370d7eb7669af8a64557865bd73af5efdb4bc073- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149738040
- Bitcoin block existence check
- https://blockstream.info/api/block/960173
Full record
Track page: Nocturnes, Op. 48: II. Andantino en Fa Diese Mineur · Machine-readable JSON-LD