ISRC FRZ077201040
Verified recording
FRZ077201040 is “4 Ballades: Ballade No. 2 in F Major, Op. 38” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x0e33080674f18a63d5f0d44eafcf5b419e79221f193a5c6b19c0a91e9edfbb03 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ077201040.
Recording identifiers
- ISRC
- FRZ077201040
- Title
- 4 Ballades: Ballade No. 2 in F Major, Op. 38
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x0e33080674f18a63d5f0d44eafcf5b419e79221f193a5c6b19c0a91e9edfbb03
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c92915ea77e712dd65ab2b8103a9fabe7f5fddc78bd51e1ad33247888d0b92e6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ077201040
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: 4 Ballades: Ballade No. 2 in F Major, Op. 38 · Machine-readable JSON-LD