Civitas sancti tui

Recording by William Byrd.

Recording identifiers

ISRC
USA561300518
CopyrightID (CopyrightChains transaction hash)
0x68e1df9cd4fc1ad04891070b94bd7022cedf5cdf1811d466adce3699dfb58f82
Copyright registration time
2026-07-06T19:42:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d9252c1c907731da325a4405617f4b8b2fe059d1d6b45c25e21d37103f3d69de

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.