Fris

Recording by Jan Smit.

Recording identifiers

ISRC
NLUR71800032
CopyrightID (CopyrightChains transaction hash)
0xd2e6d66017556513086a48010a240629c6eccecd4be9e5a1171bc69edf8fa8f3
Copyright registration time
2026-07-06T06:36:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:16:32Z
Bitcoin block
956891
Canonical record hash
sha256:2cd9989fd7934298adce4aabc62f9e3152e9b7641d8e26a660201bb30de42f1b

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.