ISRC ESA122490951
Verified recording
ESA122490951 is “Nocturne” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x078e3b370eeb4d5713045a6cffaf86e6a11c073fd2a0bb7fe6b4b02a63abd06c and independently timestamped
in Bitcoin block 960311 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ESA122490951.
Recording identifiers
- ISRC
- ESA122490951
- Title
- Nocturne
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x078e3b370eeb4d5713045a6cffaf86e6a11c073fd2a0bb7fe6b4b02a63abd06c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:45:02+00:00
- Bitcoin block
- 960311
- Canonical record hash
sha256:dd66c18c9322a5ef9b0ecf78a31e368da02a29e83b3207490b5e1b7622cd2f36- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ESA122490951
- Bitcoin block existence check
- https://blockstream.info/api/block/960311