ISRC USA371452330
Verified recording
USA371452330 is “Nocturne, No. 5 In F-sharp” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x589a286d5ec8300507b81dc0f550f41d902be0899246acf12c3ebd52abd7fd35 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA371452330.
Recording identifiers
- ISRC
- USA371452330
- Title
- Nocturne, No. 5 In F-sharp
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x589a286d5ec8300507b81dc0f550f41d902be0899246acf12c3ebd52abd7fd35
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:8bd47ec44d8481d89812b4570b09b866a99795d94ef3c9f84ef223685994d01d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA371452330
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Nocturne, No. 5 In F-sharp · Machine-readable JSON-LD