まるで正直者のように

Recording by 友部 正人.

Recording identifiers

ISRC
JPS307200064
CopyrightID (CopyrightChains transaction hash)
0x422803d79dae6c7c1e721a3b4bd79ff6b4ac4970fb65f0d25dd96ea6cb2d51ad
Copyright registration time
2026-07-07T07:08:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:1bce2ee9896811a66cbebd5ffaeaa92e0a263bfb3725ff00368285083a081b5b

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.