ISRC DEF057230007
Verified recording
DEF057230007 is “12 Études, Op. 10: No. 8 in F Major "Sunshine"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xf77173e36c450206d18e67613966fea18c57a88ab48edcbe80e806329e3ce392 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/DEF057230007.
Recording identifiers
- ISRC
- DEF057230007
- Title
- 12 Études, Op. 10: No. 8 in F Major "Sunshine"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xf77173e36c450206d18e67613966fea18c57a88ab48edcbe80e806329e3ce392
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:39ab9864cffa24a378d03c92797eda222abbcdc1ba372aa7643e00c039c4f2e7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057230007
- Bitcoin block existence check
- https://blockstream.info/api/block/960108
Full record
Track page: 12 Études, Op. 10: No. 8 in F Major "Sunshine" · Machine-readable JSON-LD