ISRC JPTO09835980
Verified recording
JPTO09835980 is “12 ETUDES, Op.10 No.5 in G flat major "Black keys" : Vivace” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x89bda21adb01d813686071dd44b708c6161201985e6b827c569cb4f310299c29 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPTO09835980.
Recording identifiers
- ISRC
- JPTO09835980
- Title
- 12 ETUDES, Op.10 No.5 in G flat major "Black keys" : Vivace
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x89bda21adb01d813686071dd44b708c6161201985e6b827c569cb4f310299c29
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:b42aadc02522482b8292a7a1da8b4407fb6b6870aa87ff5e8de8ca4412b0f8a3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPTO09835980
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 12 ETUDES, Op.10 No.5 in G flat major "Black keys" : Vivace · Machine-readable JSON-LD