母日和

Recording by 川中美幸.

Recording identifiers

ISRC
JPTE00403920
CopyrightID (CopyrightChains transaction hash)
0x353a018cbc8c6b8b1a7aec566ce4d627f0067cc90e4525ec94f8625114fc7f49
Copyright registration time
2026-07-29T16:18:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:6efc81ec7f48a62b75efa326cdbd5f1caac9945c18fe5224f69c8815a47589c3

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.