I Lombardi - Act 3: Preludio

Recording by Giuseppe Verdi.

Recording identifiers

ISRC
GBF079643325
CopyrightID (CopyrightChains transaction hash)
0xf7c5aba1b1f228211d56bca21ae86c8c90598d5091d7acd946db7019a7bd32a0
Copyright registration time
2026-07-07T15:34:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a59655af9539a29332f85d2d42e399bdb6910600feab22af97454f514d6257f8

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.