O quam suavis est

Recording by William Byrd.

Recording identifiers

ISRC
GBAKR8911017
CopyrightID (CopyrightChains transaction hash)
0xab53f8e4b143c9d309e2fcc741b9ee12af6aa4d0d1beb0fc2dce8bec73abe64e
Copyright registration time
2026-07-30T14:42:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:53:07Z
Bitcoin block
960268
Canonical record hash
sha256:dd4ebaa5b72edafb0a8a74f0a3eff2a04ebaa1b5be61f83945d8c5d07391ba7f

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.