ISRC FRZ209908202
Verified recording
FRZ209908202 is “Chopin: 12 Études, Op. 10: No. 2 in A Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x111c8be9652f44ccb2873a3882d767dfac1c762d43268f41975ecf16f0617919 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209908202.
Recording identifiers
- ISRC
- FRZ209908202
- Title
- Chopin: 12 Études, Op. 10: No. 2 in A Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x111c8be9652f44ccb2873a3882d767dfac1c762d43268f41975ecf16f0617919
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:4bd88c1c9af3eee59aff074ce3c8daa158d704d545f9f09a21284b1020b874d5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209908202
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Chopin: 12 Études, Op. 10: No. 2 in A Minor · Machine-readable JSON-LD