Rigoletto, Act III: Venti scudi hai tu detto? (Rigoletto/Sparafucile/Duca/Maddalena/Coro)

Recording identifiers

ISRC

GBAYC9702307

Release date of the album this recording appears on

1956

CopyrightID (CopyrightChains transaction hash)

0xc0d4ad197661a672e0b3ad9452960058bd2bd80c61e96e240a72b94917fce712

Copyright registration time

2026-07-07T06:21:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:20:19Z

Bitcoin block

957118

Canonical record hash

sha256:df33106a6b3af6c2748637a836ca1d30f7dca2aba1fb6a3bb3309e7418a872a1

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC GBAYC9702307

What this proof establishes

This recording was released in 1956, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.