ISRC GBLLH1749403
Verified recording
GBLLH1749403 is “Polonaise-fantasie in A-Flat Major, Op. 61” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x8342b0b35b056e4f0321a2c2eb359d051de1dd14d305a721ffbade4246342531 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLH1749403.
Recording identifiers
- ISRC
- GBLLH1749403
- Title
- Polonaise-fantasie in A-Flat Major, Op. 61
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x8342b0b35b056e4f0321a2c2eb359d051de1dd14d305a721ffbade4246342531
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:451b4f95f1566462862b3a997b2f6867b713dd0e8717096a57076f8b6bcb37ca- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLH1749403
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Polonaise-fantasie in A-Flat Major, Op. 61 · Machine-readable JSON-LD