Lux aeterna: Lux aeterna

Recording by György Ligeti.

Recording identifiers

ISRC
FRZ140715020
CopyrightID (CopyrightChains transaction hash)
0x93451fb90a8ecb865b9546835519a2dded325e7a87fc0b514062195efb31048a
Copyright registration time
2026-06-20T04:47:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:14f1e3fb5f614709d7aaea96c8c793dc35f665280a65fc289e8aa46b9d17dd00

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.