Requiem, K. 626: Lux aeternam

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
GBMY51300214
CopyrightID (CopyrightChains transaction hash)
0x42a98859862e39279ba8a287263b7eb2caac7c6ae2ecf6d8e053e3de578bf05d
Copyright registration time
2026-06-10T18:28:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:bcff7fa2dac3774493235c3b880fab24b8be24d5a1bcd5f67f3b8f6acfce69e6

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.