ISRC DEF058100060
Verified recording
DEF058100060 is “12 Etudes, Op. 10: No. 8 in F Major "Sunshine"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x1235a407175db8232f5f2763fa060f7e658f5a189ccd665c2779731aee5d0f5e and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100060.
Recording identifiers
- ISRC
- DEF058100060
- Title
- 12 Etudes, Op. 10: No. 8 in F Major "Sunshine"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x1235a407175db8232f5f2763fa060f7e658f5a189ccd665c2779731aee5d0f5e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:bfd6db0c2ec7187326239a3bceb0ebb6c334fa79466af3425f63e71e7da8481c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100060
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: 12 Etudes, Op. 10: No. 8 in F Major "Sunshine" · Machine-readable JSON-LD