ISRC DEF056431033
Verified recording
DEF056431033 is “Rigoletto / Act 3: Quartetto. "Un dì, se ben rammentomi" (Duca, Gilda, Maddalena, Rigoletto)” by Giuseppe Verdi,
registered on the CopyrightChains blockchain with CopyrightID
0xe6534d20ec97e609d77425036f8c5f7e752d08d80a424f9c133b7bd378e891bc 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/DEF056431033.
Recording identifiers
- ISRC
- DEF056431033
- Title
- Rigoletto / Act 3: Quartetto. "Un dì, se ben rammentomi" (Duca, Gilda, Maddalena, Rigoletto)
- Artist
- Giuseppe Verdi
- CopyrightID (CopyrightChains transaction hash)
0xe6534d20ec97e609d77425036f8c5f7e752d08d80a424f9c133b7bd378e891bc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:1f0002983fe2d582b260073a1efb0f322d25128b085938167a493bdf46e5b87d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056431033
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Rigoletto / Act 3: Quartetto. "Un dì, se ben rammentomi" (Duca, Gilda, Maddalena, Rigoletto) · Machine-readable JSON-LD