信念と不安

Recording by 羽岡 佳.

Recording identifiers

ISRC
JPE302000705
CopyrightID (CopyrightChains transaction hash)
0x23b110ad21265880ce6e7bd577018633e496a3084fdd71e078e44723c4358b75
Copyright registration time
2026-06-25T15:26:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:6db7338dbddd49426cc32759442e961b3e91c122cd6fa1095c19e34fef52bde3

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.