La Bohème: Ho pagato il trimestre

Recording by Giacomo Puccini.

Recording identifiers

ISRC
USB8U2009680
CopyrightID (CopyrightChains transaction hash)
0x4ba89d42d864e12367a910156e93ad9655e825e561c212781f06be9114ba3947
Copyright registration time
2026-07-06T23:15:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7373cffe992a15cc2b0ca7f48c45971c4cf65dcfd3acffd441f96543c424d06f

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.