Tataeshi Tatakai no Uta

Recording by いとうかなこ.

Recording identifiers

ISRC
JPR502139077
CopyrightID (CopyrightChains transaction hash)
0xe5e5a34fae1ae0047a2cc1b71bfd855a0d48667ca3f93b9408337e45418cb409
Copyright registration time
2026-06-24T10:48:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:af9443ed1f003b0bce76f866bfbc2d6a6a6159edfc80ae3c568a9ee47d1bb2f8

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.