ISRC DEF059603341
Verified recording
DEF059603341 is “12 Études, Op. 25: No. 6 in G-Sharp Minor "Thirds" - Pt. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x0f2ba959d3db03c4c5d0faaf5a7e692fddd6863db7b3dc4755eedf45a697b626 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059603341.
Recording identifiers
- ISRC
- DEF059603341
- Title
- 12 Études, Op. 25: No. 6 in G-Sharp Minor "Thirds" - Pt. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x0f2ba959d3db03c4c5d0faaf5a7e692fddd6863db7b3dc4755eedf45a697b626
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:ccb14bb8cdda2e036398c86f8083a28f4c28048e7daab1bd25775217e13e6ec8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059603341
- Bitcoin block existence check
- https://blockstream.info/api/block/960473
Full record
Track page: 12 Études, Op. 25: No. 6 in G-Sharp Minor "Thirds" - Pt. 1 · Machine-readable JSON-LD