ISRC FRZ119702690
Verified recording
FRZ119702690 is “Chopin: Piano Concerto No. 2 in F Minor, Op. 21: II. Larghetto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x3d0ee141dc50cb74b7ae2f84736c982051b3660e54e8ed0ccde4c37c53c79cc0 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/FRZ119702690.
Recording identifiers
- ISRC
- FRZ119702690
- Title
- Chopin: Piano Concerto No. 2 in F Minor, Op. 21: II. Larghetto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x3d0ee141dc50cb74b7ae2f84736c982051b3660e54e8ed0ccde4c37c53c79cc0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b67230fc0fadcc4f474329512d03b9a6d5d789da7f40b766650017c35eb9c1b8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119702690
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Chopin: Piano Concerto No. 2 in F Minor, Op. 21: II. Larghetto · Machine-readable JSON-LD