't Is middernacht en in de hof

Recording by Christelijk Sliedrechts Mannenkoor Ichthus.

Recording identifiers

ISRC
NLL6R2201119
CopyrightID (CopyrightChains transaction hash)
0x3d6e1e4bf81a510acae855ed2856fd09b41a02c194526a19ede7e9f2eeb2fdf0
Copyright registration time
2026-07-31T01:32:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:81b1cfb7cf50f707ba0a3ad401aa50894f7dbe83db5184689f3df6f5324d3e78

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.