ISRC UK2Y21901953
Verified recording
UK2Y21901953 is “Nocturnes, Op. 48: No. 2 in F-Sharp Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x320045953c4b87e5cc32652924aa3f64022b888da41a209f396dbf8d3cd2bd10 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21901953.
Recording identifiers
- ISRC
- UK2Y21901953
- Title
- Nocturnes, Op. 48: No. 2 in F-Sharp Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x320045953c4b87e5cc32652924aa3f64022b888da41a209f396dbf8d3cd2bd10
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:4032c17fad3e031e7a358cc5c8f4fa9e775843b6b04f8fa8f820f0f8d45de0f3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21901953
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Nocturnes, Op. 48: No. 2 in F-Sharp Minor · Machine-readable JSON-LD