Civitas sancti tui

Recording by William Byrd.

Recording identifiers

ISRC
UK4WW1300003
CopyrightID (CopyrightChains transaction hash)
0xaa57916802c42a67e1373018f90f4105ea7dba1df78822fe104cf6b4111e8d46
Copyright registration time
2026-07-07T05:55:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:dcbd26978afc8a18df0e77f9584ef65a6e1d4e84ad29d05dcc0a56b3f5e2d4c8

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.