Kyrie

Recording by William Byrd.

Recording identifiers

ISRC
HKI199291401
CopyrightID (CopyrightChains transaction hash)
0x029e3a13287597430b53a5b5b543ee8ea7314921b4ac73724bea830608ad745b

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:c953a12a734b6431a8ee03f04ca2b972b5cf6662cbf7245c0482374156b371f6

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.