ISRC USB8U1509643
Verified recording
USB8U1509643 is “La traviata: Act I: Sempre libera (Violetta, Alfredo)” by Giuseppe Verdi,
registered on the CopyrightChains blockchain with CopyrightID
0xa8427efd568579f0ead6bae10c8b7d67999f6a3b5c599ddb3f72d262a08d2e82 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1509643.
Recording identifiers
- ISRC
- USB8U1509643
- Title
- La traviata: Act I: Sempre libera (Violetta, Alfredo)
- Artist
- Giuseppe Verdi
- CopyrightID (CopyrightChains transaction hash)
0xa8427efd568579f0ead6bae10c8b7d67999f6a3b5c599ddb3f72d262a08d2e82
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:36c71e3f93bcffd28abb5c16bd5f5e6dfe3fcceaf3fb9d2ef48552cf6d02fcf7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1509643
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: La traviata: Act I: Sempre libera (Violetta, Alfredo) · Machine-readable JSON-LD