ISRC GBAJY0835704
Verified recording
GBAJY0835704 is “Polonaise No. 6 in A-Flat Major, Op. 53 "Heroic"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xf76fd048c2465966c6faa16b85c296838ccefda64925b51ead00710be153ecad and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0835704.
Recording identifiers
- ISRC
- GBAJY0835704
- Title
- Polonaise No. 6 in A-Flat Major, Op. 53 "Heroic"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xf76fd048c2465966c6faa16b85c296838ccefda64925b51ead00710be153ecad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:ed6d25e956ee90b8b589e484a3483e0f0787a1348ec8a5a6204bc6b5b7c85ef2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0835704
- Bitcoin block existence check
- https://blockstream.info/api/block/960337
Full record
Track page: Polonaise No. 6 in A-Flat Major, Op. 53 "Heroic" · Machine-readable JSON-LD