ISRC DEN961330208
Verified recording
DEN961330208 is “12 Études, Op. 25: No. 8 in D-Flat Major "Sixths"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x540af627ca5ec5ec62908615c6f9f50aeff98ab6f8c20f0660fd388e880ce03d and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961330208.
Recording identifiers
- ISRC
- DEN961330208
- Title
- 12 Études, Op. 25: No. 8 in D-Flat Major "Sixths"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x540af627ca5ec5ec62908615c6f9f50aeff98ab6f8c20f0660fd388e880ce03d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:9458bb518c66d30ccc5c22fed4353ce61d1e65bef3687b2fdb5b217b19c26ee6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961330208
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: 12 Études, Op. 25: No. 8 in D-Flat Major "Sixths" · Machine-readable JSON-LD