De profundis clamavi

Recording by Josquin des Prez.

Recording identifiers

ISRC
GBAYC8300296
CopyrightID (CopyrightChains transaction hash)
0x738fa8116e633581b680af90e7288e23e1f6613129580b25c5d4edc16d89110d
Copyright registration time
2026-08-01T00:48:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T01:44:32Z
Bitcoin block
960494
Canonical record hash
sha256:f93dc2b62196630466c24691b7f9c3a45ada81b70232464ec84a02d390e8a03f

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.