Intemerata Dei mater

Recording by Johannes Ockeghem.

Recording identifiers

ISRC
GBAYC8800293
CopyrightID (CopyrightChains transaction hash)
0xf5d43b3bb401de1ee70d5ea16f8052e7f91979285097c1e9dbb1e43e9e97d389
Copyright registration time
2026-07-30T14:14:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:36:16Z
Bitcoin block
960264
Canonical record hash
sha256:546f7bf16eb77da39a707fcac4afd30f7134c6519bd424b89cbb0afcf73d7cd9

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.