サイキン

Recording by ひいらぎ.

Recording identifiers

ISRC
JPSR01202910
CopyrightID (CopyrightChains transaction hash)
0xc1c79e3a0929a09101143d9d9336630b8dde1244a3641748f8639fc7fb921793
Copyright registration time
2026-06-26T14:51:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:21e9ac1e4c6cc97453b35e79af4de0e9dc5e3bbebe2f3afc4333a5a4f7a81bb0

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.