ISRC FRZ111001579
Verified recording
FRZ111001579 is “Chopin: 12 Études, Op. 10: No. 1 in C Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x5b24ff5dca70e1e70ed4ed81c7e11c11301bb24156a7b000a68f90565849f2b4 and independently timestamped
in Bitcoin block 957064 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ111001579.
Recording identifiers
- ISRC
- FRZ111001579
- Title
- Chopin: 12 Études, Op. 10: No. 1 in C Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x5b24ff5dca70e1e70ed4ed81c7e11c11301bb24156a7b000a68f90565849f2b4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:43:08+00:00
- Bitcoin block
- 957064
- Canonical record hash
sha256:cd4ea36307510b998785c3887f476145d60a02a8e2cb36b65c7d6e5b36a1b53f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ111001579
- Bitcoin block existence check
- https://blockstream.info/api/block/957064
Full record
Track page: Chopin: 12 Études, Op. 10: No. 1 in C Major · Machine-readable JSON-LD