ISRC DEN961330111
Verified recording
DEN961330111 is “12 Études, Op. 10: No. 11 in E-Flat Major "Arpeggio"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xbf370d306df9684dac475e4505a0ec7273d1926ea41f8b99137fbe31858998a3 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/DEN961330111.
Recording identifiers
- ISRC
- DEN961330111
- Title
- 12 Études, Op. 10: No. 11 in E-Flat Major "Arpeggio"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xbf370d306df9684dac475e4505a0ec7273d1926ea41f8b99137fbe31858998a3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:938dbb0a3eff4468327fda4873ceff6fa6c058d3ebea5461113f504ba97e25b4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961330111
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: 12 Études, Op. 10: No. 11 in E-Flat Major "Arpeggio" · Machine-readable JSON-LD