ISRC DEA809224100
Verified recording
DEA809224100 is “Chopin: Nocturne No. 21 in C Minor, Op. Posth.” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x3aeae6b1c931c12aade77cc509ad2d8fe6add870f9a5b554fb7f68976eaee2c5 and independently timestamped
in Bitcoin block 960193 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809224100.
Recording identifiers
- ISRC
- DEA809224100
- Title
- Chopin: Nocturne No. 21 in C Minor, Op. Posth.
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x3aeae6b1c931c12aade77cc509ad2d8fe6add870f9a5b554fb7f68976eaee2c5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T02:05:19+00:00
- Bitcoin block
- 960193
- Canonical record hash
sha256:fcf408727c8b240607bfc5df2a5442113640853683cffe069eaf2bc5cfbb1de1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809224100
- Bitcoin block existence check
- https://blockstream.info/api/block/960193
Full record
Track page: Chopin: Nocturne No. 21 in C Minor, Op. Posth. · Machine-readable JSON-LD