Mokka

Recording by Harmen Fraanje Quartet.

Recording identifiers

ISRC
NLB150300352
CopyrightID (CopyrightChains transaction hash)
0xfe985f9aa73d2b81750b72230e73b579f4ab232e186c68d9726c7bb33baa423d
Copyright registration time
2026-07-07T19:32:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:3926c0ab06245ec5ce63220aba043647703b4f48b7fe3b54bb2cfc63fb9c0659

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.