Rigoletto, Act 3: La donna è mobile

Recording by Jussi Björling.

Recording identifiers

ISRC
DEXO52462820
CopyrightID (CopyrightChains transaction hash)
0x74f6c2317945abb5ca76b754c856e173977ea3ec7397806a4e93001794065934
Copyright registration time
2026-06-24T15:39:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:b40e2f8f14b2f54af4c51d3e5ac845b2a700ad033bfd74da073e56dcae5c88a9

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. 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.