Ik ken een rivier (819)

Recording by Koren Katwijk aan Zee.

Recording identifiers

ISRC
NLG620600546
CopyrightID (CopyrightChains transaction hash)
0x25978616173f956cf68bb9bec3fe377e2dbd3c74a7ae26b0c1f16a28a8bdf560
Copyright registration time
2026-07-07T22:05:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:fb4ae8da9c6be1a3a934d2f17892e991c954fb5a1a46dca18d83bc7b8c7b306f

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.