Requiem in D Minor, K. 626: V. Rex tremendae

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
GBASH1444905
CopyrightID (CopyrightChains transaction hash)
0x492c3211a95271cb7c916eefd614278984894b095f86581b217b91e57120d014
Copyright registration time
2026-07-07T00:34:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bb6183af24c16ed24d9b396f37eb9a618fbeaebadc0c0ce8b1b9b6e1cb8dee2d

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.