ISRC DEB260200477
Verified recording
DEB260200477 is “Nocturne No. 20 in C-Sharp Minor, Op. posth.” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xc5b08a54b3ea6efd7e3729d7ea87518ffd5e4b65dbf305a2f8ca00c09f58bd9b and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB260200477.
Recording identifiers
- ISRC
- DEB260200477
- Title
- Nocturne No. 20 in C-Sharp Minor, Op. posth.
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xc5b08a54b3ea6efd7e3729d7ea87518ffd5e4b65dbf305a2f8ca00c09f58bd9b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:554ea04f20163608a53f047f06c569d784c90ff128f2874c1de302cdbd012255- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB260200477
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Nocturne No. 20 in C-Sharp Minor, Op. posth. · Machine-readable JSON-LD