ISRC GBF077640311
Verified recording
GBF077640311 is “Nocturne No. 17 in B Major, Op. 62 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb6f8c278549e9d07c21d6646633801e7477242c4cbdcca541163c029d99a77a5 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/GBF077640311.
Recording identifiers
- ISRC
- GBF077640311
- Title
- Nocturne No. 17 in B Major, Op. 62 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb6f8c278549e9d07c21d6646633801e7477242c4cbdcca541163c029d99a77a5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:29d0f8e1c0db8e3f72584f0ce6e14e7e807b7379778de8942a43c438a682797c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077640311
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Nocturne No. 17 in B Major, Op. 62 No. 1 · Machine-readable JSON-LD