Chain of love

Recording by HKT48.

Recording identifiers

ISRC
JPPO01615170
CopyrightID (CopyrightChains transaction hash)
0x2121845faa5f1c25e1e2cd93fc343056203cc08457085d0db77779175741b769
Copyright registration time
2026-06-28T05:32:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:ed21f8e166a5e0cf069c3d36385b058924475ead189c859ed71efb3af8edfeba

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.