美わしのかんばせ

Recording by Kenichi Hagiwara.

Recording identifiers

ISRC
JPWP09406140
CopyrightID (CopyrightChains transaction hash)
0xf374dd24a762a739b7729e0bd5e747a8dbe73c92785629f833f31a4a168b5724
Copyright registration time
2026-07-06T21:13:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5a0b8977486e6f279f311c6ca0d800df4472c76dd813ad2a30bb4f6d654943c9

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.