ISRC USBC10300002
Verified recording
USBC10300002 is “Rigoletto (1908 Recording): Act I: Questa o quella” by Giuseppe Verdi,
registered on the CopyrightChains blockchain with CopyrightID
0x67b1360309e41b368a53a47277355e877d2d66134e5c2fb57ba194d08b8a2ebc 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/USBC10300002.
Recording identifiers
- ISRC
- USBC10300002
- Title
- Rigoletto (1908 Recording): Act I: Questa o quella
- Artist
- Giuseppe Verdi
- CopyrightID (CopyrightChains transaction hash)
0x67b1360309e41b368a53a47277355e877d2d66134e5c2fb57ba194d08b8a2ebc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:38442963c85939f5b9dad664c226050549c6af1bb5cbbc0513d4544b45f21842- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10300002
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Rigoletto (1908 Recording): Act I: Questa o quella · Machine-readable JSON-LD