ひたむき

Recording by 羽岡 佳.

Recording identifiers

ISRC
JPE302201035
CopyrightID (CopyrightChains transaction hash)
0xbe26428a137f91266c9b1d237a2172cafd9dfaf4f1d34df33955f2356e2a5622
Copyright registration time
2026-07-06T20:29:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8b61b2f0b8bd3e10a433038d3a4b34926c34600158b9d9980dff6f19aa810b71

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.