ISRC GBAYC8803623
Verified recording
GBAYC8803623 is “Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre (Lento)” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x22a6207bea64447a2f5437d1fb6039a86176bb13b2929ba222f9f22839bdf98e and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8803623.
Recording identifiers
- ISRC
- GBAYC8803623
- Title
- Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre (Lento)
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x22a6207bea64447a2f5437d1fb6039a86176bb13b2929ba222f9f22839bdf98e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:fc87434ff8e2183e6aa694549738786c66a5288d84205650c648ce81c9a3f5b6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8803623
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre (Lento) · Machine-readable JSON-LD