Ippo Ippo

Recording by Yasuaki Shimizu.

Recording identifiers

ISRC
JPJ822300507
CopyrightID (CopyrightChains transaction hash)
0x1a3b5b2da07333b64271714bc46e34a9294e76d48ab20f0964dee25e1367728d
Copyright registration time
2026-07-07T10:36:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:60f0fffb2b3d2da4c04d9f0d1c288b4ca594f3677c6c9464d4f287c701b786fe

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.