Ik Ga Zwemmen - Orkestband

Recording by Mart Hoogkamer.

Recording identifiers

ISRC
NLQ272200003
CopyrightID (CopyrightChains transaction hash)
0x25d394c98fdac47b02f68ca23812855b90e4a0201880d701424806af4051dee9
Copyright registration time
2026-07-30T06:00:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:39:12Z
Bitcoin block
960216
Canonical record hash
sha256:7c66fb4e03956e64ea2a02b3da499fd59e0253840c1fd6110276b2d919a73a5f

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.