The Kalu'ak

Recording by Derek Duke.

Recording identifiers

ISRC
USQ770800140
CopyrightID (CopyrightChains transaction hash)
0x53f595b6785a1f67b3e6fea130cf60f360e74ae6683cf14ba810b7a191083421
Copyright registration time
2026-06-07T05:49:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:a67a578bb3520bc8d32502f0c0ffe8984a2e20f27b54e93f8dcc7b0b3bad99c6

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.