Avondzang

Recording by Mannenkoor Crescendo.

Recording identifiers

ISRC
NLG620573794
CopyrightID (CopyrightChains transaction hash)
0xb316fcfec7d93b9e43326bf1d1163298352ab2eefffd6c0a8f30a2c0ee949a52
Copyright registration time
2026-06-11T00:05:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:89f9447dce132a37208bd946ce20b96bba3bb5e2b2946fde09c885b8757e8e5c

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.