Quam pulchra es

Recording by John Dunstable.

Recording identifiers

ISRC
FR46Y2152605
CopyrightID (CopyrightChains transaction hash)
0xba2b29735b203f1cb4b2be06d4e21bd50f2549062a2ff1e9f67c2f85880fe35f
Copyright registration time
2026-07-07T20:04:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:39:04Z
Bitcoin block
957122
Canonical record hash
sha256:23dbf508c1b4680c7da7a162040a79fb3f5124c40939b87a67c55386dab20a42

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.