Quam pulchra es, JD 44

Recording by John Dunstable.

Recording identifiers

ISRC
HKI190435501
CopyrightID (CopyrightChains transaction hash)
0x47c4558d89a2b3168f76b296c99a80e3502d560a9c282221231537eca3b6a483
Copyright registration time
2026-06-08T12:58:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:ea271ef14164c8b5b9e8194c0c128f2db77bcf854f3b75df98dba4719d0ea28c

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.