ISRC FR9W11421248
Verified recording
FR9W11421248 is “Il barbiere di Siviglia: IV. Cavatina Rosina - Arr. for Clarinet Quartet” by Gioachino Rossini,
registered on the CopyrightChains blockchain with CopyrightID
0xcd8cef9e25a297533cacf46272df78ba84942336680149879e0ffe3176867272 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/FR9W11421248.
Recording identifiers
- ISRC
- FR9W11421248
- Title
- Il barbiere di Siviglia: IV. Cavatina Rosina - Arr. for Clarinet Quartet
- Artist
- Gioachino Rossini
- CopyrightID (CopyrightChains transaction hash)
0xcd8cef9e25a297533cacf46272df78ba84942336680149879e0ffe3176867272
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e2390c082c4b47c7a8a0ca6dde28182e270fc30b9a6540500e559fbaa9ecc890- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W11421248
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Il barbiere di Siviglia: IV. Cavatina Rosina - Arr. for Clarinet Quartet · Machine-readable JSON-LD