Un giorno di regno / Act 1: "Mai non rise un più bel dì"

Recording identifiers

ISRC

NLA507300222

Release date of the album this recording appears on

1974-01-01

CopyrightID (CopyrightChains transaction hash)

0x53a03ac0c65978dbcd150721742f58a264c8a4af5b211ac47b5329799e095e6b

Copyright registration time

2026-07-31T17:38:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T18:48:12Z

Bitcoin block

960448

Canonical record hash

sha256:9e3f01dae1b86c2a51989a38699677ae81c332b021a5cd27ce5d3851b8752599

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC NLA507300222

What this proof establishes

This recording was released in 1974, 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.