ISRC HUA253175403
Verified recording
HUA253175403 is “Il barbiere di Siviglia, Act I: Cavatina: Una voce poco fa” by Gioachino Rossini,
registered on the CopyrightChains blockchain with CopyrightID
0x720dff9c363d3b37c4623c2ad12b198c140a18e5bb2c9d336b6b2b8a3f7c33df and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253175403.
Recording identifiers
- ISRC
- HUA253175403
- Title
- Il barbiere di Siviglia, Act I: Cavatina: Una voce poco fa
- Artist
- Gioachino Rossini
- CopyrightID (CopyrightChains transaction hash)
0x720dff9c363d3b37c4623c2ad12b198c140a18e5bb2c9d336b6b2b8a3f7c33df
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:38a3c43bb6e35c0cf5242d253341686b650ff49703328176da921a1fca1dc542- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253175403
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Il barbiere di Siviglia, Act I: Cavatina: Una voce poco fa · Machine-readable JSON-LD