Magnificat quarti toni: III. Et misericordia eius

Recording by Francisco Guerrero.

Recording identifiers

ISRC
GBAJY2134703
CopyrightID (CopyrightChains transaction hash)
0xe5120d826dc212d4546a312f27187d1acabec14f44331a5b82cc894dabc70fea
Copyright registration time
2026-07-31T13:09:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:26:30Z
Bitcoin block
960407
Canonical record hash
sha256:0677de037cda719c007ddfe45e1258274377b9641e5636f5a608725a781ac244

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.