Net Als Toen

Recording by Jan Smit.

Recording identifiers

ISRC
NLUR61200012
CopyrightID (CopyrightChains transaction hash)
0xdcb596b6b8d60097d32a47827a86e605a399a9b806739109f9555d790b49db7e
Copyright registration time
2026-06-18T15:53:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:c7592a81c06733b68d7573b4c41c0029212b6c4b9a016c90e66f1c881eea6f6b

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.