思い

Recording by 羽岡 佳.

Recording identifiers

ISRC
JPE302200905
CopyrightID (CopyrightChains transaction hash)
0x8666111bab8413d0f9b0d186e53e0f285410d0477081038d8ece158ad9afbda4
Copyright registration time
2026-06-17T21:09:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:6634ee934c9dc2bf24e0738191e4bae7944e71e7fbb331e0edf47f16afd40424

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.