Cantique de Noël

Recording by Pieter Jan Leusink.

Recording identifiers

ISRC
NLD681302041
CopyrightID (CopyrightChains transaction hash)
0xb443ef7f188c5a8c7764f102eb853304ce02a2feec26842635e2e8eae0812861
Copyright registration time
2026-07-07T15:30:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e6eb31730a43feac3e9ac9876284049aa4accb6829ca3421fc88e39fef8e861b

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.