足跡

Recording by 富田美憂.

Recording identifiers

ISRC
JPCO02109350
CopyrightID (CopyrightChains transaction hash)
0xaaf0210db88b7581d64be8b3a197a052cc6faab68296faa45259c325cc61f844
Copyright registration time
2026-07-31T06:07:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T06:42:11Z
Bitcoin block
960360
Canonical record hash
sha256:a9837669ee78e043b13191e9dbabc17ac0d6530c0251f50cd66b9a459ebe2c87

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.