Un giorno di regno: Overture

Recording by Giuseppe Verdi.

Recording identifiers

ISRC
NLA507300221
CopyrightID (CopyrightChains transaction hash)
0xf94350a33ce2c5e9332172529f53fc17e4e2c9e57da33aa0141b08c830f5b25b
Copyright registration time
2026-07-31T00:56:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:2a10651ddea991099841deebe77c7e2a93862395d0902c2218b61006f2ab728f

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.