Laetentur caeli (Cantiones sacrae 1589)

Recording by William Byrd.

Recording identifiers

ISRC
GBBJY0200608
CopyrightID (CopyrightChains transaction hash)
0x4fca592018cc136d01674cc97beedde6c967a19ad0b2a2a7fb053b53b0534bc7
Copyright registration time
2026-07-07T18:56:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:bcdbbd41b65946a9ae18c41a30f23d7b0896a61ccea20a4dbf44172a9d7294e1

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.