ISRC GBF078841319
Verified recording
GBF078841319 is “Nocturne No. 20 in C-Sharp Minor, Op. Posth. (Transcr. Piatigorsky)” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xd9a205a2c9cea2a0b2e3c7e30e927ee7c3c800b5b9bb3e242b9dbeb53809a700 and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078841319.
Recording identifiers
- ISRC
- GBF078841319
- Title
- Nocturne No. 20 in C-Sharp Minor, Op. Posth. (Transcr. Piatigorsky)
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xd9a205a2c9cea2a0b2e3c7e30e927ee7c3c800b5b9bb3e242b9dbeb53809a700
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:b1692ebfa8fcfd1e6e73f816bd7f377beecf51265deadfffcd37960459062a0e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078841319
- Bitcoin block existence check
- https://blockstream.info/api/block/960389
Full record
Track page: Nocturne No. 20 in C-Sharp Minor, Op. Posth. (Transcr. Piatigorsky) · Machine-readable JSON-LD