Avondzang

Recording by Christelijk Mannenkoor "Eiland Urk".

Recording identifiers

ISRC
NL6DL2100020
CopyrightID (CopyrightChains transaction hash)
0xcf0a1826380e78be582e2f5a840922000e819fce81f31914cef393f669b35b75
Copyright registration time
2026-06-05T14:27:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:161ef6031084a0a4b63e497e35a069b93ab9528d1e7507a8ed6bce1ee67485e2

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.