La Bohème, Act II: Quando men vo

Recording by Giacomo Puccini.

Recording identifiers

ISRC
GBAYC9100347
CopyrightID (CopyrightChains transaction hash)
0x2eeeaa5e0bcf6e82d5f2ed58195df85f95f989c365434cd3a94b1ec2f112e391
Copyright registration time
2026-07-07T13:06:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:740fd8d96d8058141d69c58de7447539a7cee5f789db2c86a34b03ef513f1f8b

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.