Next of Kin

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE301600272
CopyrightID (CopyrightChains transaction hash)
0x5f8e9f2f536511d3105273a2a19237f0115a4e87dd6b573d80ea44a9385b2571
Copyright registration time
2026-06-19T07:41:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:1b13d2854283006c9f6c41a4a6bc507df4bdfcfd50a3b31426b1f001778cda7c

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.