Op De Wolken

Recording by Kinderkoor Klein Maar Dapper Urk.

Recording identifiers

ISRC
NLL6R1800311
CopyrightID (CopyrightChains transaction hash)
0xf1686ea408799b6455a6bfe6f9cfb166dd1c53c5defd23c92bfb0a25b7a00dc4
Copyright registration time
2026-07-29T14:17:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T14:28:24Z
Bitcoin block
960117
Canonical record hash
sha256:d116dbfc7fec16fc8f63638ebf0a995934645a4a09478a1bcac0836036e08ace

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.