Graduale: I. Requiem aeternam

Recording by Tomás Luis de Victoria.

Recording identifiers

ISRC
GBASH9606006
CopyrightID (CopyrightChains transaction hash)
0xa265f7a1e6b749bcd561556553babcd7ec3ad6837dd0ce7867333a4fee3d0dcb
Copyright registration time
2026-07-07T20:16:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:d0aa2ac955c0280afcf337bc8ebb7ec5a17b389f2f814c30d8dc361e3803c9ba

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.