Communio: Lux aeterna (Requiem)

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
NLA508202314
CopyrightID (CopyrightChains transaction hash)
0x1755f43c3656c2d73e161cb50f5c38faed121e772682aaef40855a5cc7719d95
Copyright registration time
2026-07-07T13:25:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b66d110739c2b06a24306dd0dc76893736d6fd1e084862aac22a2b61a31795f1

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.