ISRC GBBBA0442804
Verified recording
GBBBA0442804 is “12 Etudes, Op. 10 - Paderewski Edition: No. 4 in C sharp minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xa12ae10af9cf277c564ebe38c2a1305ad33836303b5e1182af3ae29390607631 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0442804.
Recording identifiers
- ISRC
- GBBBA0442804
- Title
- 12 Etudes, Op. 10 - Paderewski Edition: No. 4 in C sharp minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xa12ae10af9cf277c564ebe38c2a1305ad33836303b5e1182af3ae29390607631
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c573e29e120054b6604339579e378594bc3c4fb7d6c020ed9a025722267c1a9d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0442804
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: 12 Etudes, Op. 10 - Paderewski Edition: No. 4 in C sharp minor · Machine-readable JSON-LD