Requiem in D minor, K.626: III. Sequenz: 1. Dies Irae

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
GBELX0500960
CopyrightID (CopyrightChains transaction hash)
0x6b5e9d3cbbd3cb15874084460c1d28b893a410ee786f971d4b20f742041cfd03
Copyright registration time
2026-07-07T13:04:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8ea7f179c35d9a1634a033bc4c5c03e1e107b130207b0b2cca42aa5afea8fcee

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.