Lacrimosa

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
HKI199992708
CopyrightID (CopyrightChains transaction hash)
0xfe88401f3094b6cb973561d01f0cc14eeab1e4ecc954b6b132227a80510a4b02
Copyright registration time
2026-06-01T17:51:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:73a0c4590f014a994af0c75d1a55d55c0562a5d4fb76e19a28f2a6665a60b9d6

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.