ISRC DEN962201080
Verified recording
DEN962201080 is “Polonaise in A-Flat Major, Op. 53 "Heroic" - Live” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x68dde2223bb7543b14eedfacee70c44836b1c0800fee9bab1e77bfa48c263123 and independently timestamped
in Bitcoin block 960108 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962201080.
Recording identifiers
- ISRC
- DEN962201080
- Title
- Polonaise in A-Flat Major, Op. 53 "Heroic" - Live
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x68dde2223bb7543b14eedfacee70c44836b1c0800fee9bab1e77bfa48c263123
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:54fb8e9a0fd2536fd0d5a1e926b8c0d37156d51ec77c89b69a7534e9ced20e0a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962201080
- Bitcoin block existence check
- https://blockstream.info/api/block/960108
Full record
Track page: Polonaise in A-Flat Major, Op. 53 "Heroic" - Live · Machine-readable JSON-LD