Lux Aeterna

Recording by György Ligeti.

Recording identifiers

ISRC
DEF056801470
CopyrightID (CopyrightChains transaction hash)
0xaa862938415c9c5e3d1e6a6e74177dc410b2c64fe0c1ce0556d3e87a933697d8
Copyright registration time
2026-06-24T11:20:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8d7baf3f592407c1d2bbd7d901c48d5a29b98dd2050d57c5bd9171a4acb38451

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.