ISRC FRZ131325040
Verified recording
FRZ131325040 is “Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xda88f44f1a60c00da5ebe09a91db1357219a2fb08e418a570524a5e99dc27086 and independently timestamped
in Bitcoin block 960276 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131325040.
Recording identifiers
- ISRC
- FRZ131325040
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xda88f44f1a60c00da5ebe09a91db1357219a2fb08e418a570524a5e99dc27086
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T16:01:17+00:00
- Bitcoin block
- 960276
- Canonical record hash
sha256:be3d0fdd5f0a44116990c0628268dbeef2add86b1d7adb15ee9aee220c8777c6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131325040
- Bitcoin block existence check
- https://blockstream.info/api/block/960276
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso · Machine-readable JSON-LD