ISRC GBAYC0100262
Verified recording
GBAYC0100262 is “Chopin: Nocturne No. 4 in F Major, Op. 15 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x04a55eea9e0d773ad813af86935474cf0254af1f9ec12baa83c4a8deeb8460e3 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0100262.
Recording identifiers
- ISRC
- GBAYC0100262
- Title
- Chopin: Nocturne No. 4 in F Major, Op. 15 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x04a55eea9e0d773ad813af86935474cf0254af1f9ec12baa83c4a8deeb8460e3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:e025e57d560508b252b0be0c9767f73670cd75a335104b459a3e62789d5d5759- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0100262
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Chopin: Nocturne No. 4 in F Major, Op. 15 No. 1 · Machine-readable JSON-LD