薫る (労働と学業)

Recording by Ozawa Kenji.

Recording identifiers

ISRC
JPPO01904296
CopyrightID (CopyrightChains transaction hash)
0x7e0d93819ec51a9cf110ff582a0923000630da68d656bd853a282e5a146a4e01
Copyright registration time
2026-06-18T18:42:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:ea472a8e9a95034ac1ceb328e37d4463cb69f0a20e0cfb8a5914475efdb88c77

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.