ISRC FRUM72300329
Verified recording
FRUM72300329 is “Cello Sonata in G Minor, Op. 65: III. Largo "Souvenir" (Arr. Schmidt for Cello and String Quartet)” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xdfe18ff706cadc925911e19def4881b511f24dfb0549713461e0d80c9f69cf67 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/FRUM72300329.
Recording identifiers
- ISRC
- FRUM72300329
- Title
- Cello Sonata in G Minor, Op. 65: III. Largo "Souvenir" (Arr. Schmidt for Cello and String Quartet)
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xdfe18ff706cadc925911e19def4881b511f24dfb0549713461e0d80c9f69cf67
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:823cd53dcb3d7ccd3217ed7b7b882cf9332adf3decab2cc6355e8adb5d63886e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM72300329
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Cello Sonata in G Minor, Op. 65: III. Largo "Souvenir" (Arr. Schmidt for Cello and String Quartet) · Machine-readable JSON-LD