Land Dat Niet Bestaat

Recording by Sef.

Recording identifiers

ISRC
NLG662200577
CopyrightID (CopyrightChains transaction hash)
0x4bfd2dd12cffac494dcb0103d23d18323694d564e3ff1c561cd938e84365e7c3
Copyright registration time
2026-06-05T17:59:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:4084778e195ea265a4ab2660ac813be67b08cc877c1bb7aed840107ba8d7d264

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.