Tundra - Fierce Dub

Recording by Menno de Jong.

Recording identifiers

ISRC
NLCY30802295
CopyrightID (CopyrightChains transaction hash)
0x2318f3ed62dfdacee616996edfdec1921f3132eb395c8d787b82a361ce1b07ab
Copyright registration time
2026-06-20T08:30:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:77ac0ab0a567ab6257d88cf3490875a008eaa352b01f5e1c7b88984a0348059d

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.