hachiawase

Recording by 石濱 翔.

Recording identifiers

ISRC
JPPI02452250
CopyrightID (CopyrightChains transaction hash)
0x98b6e2292021adc54b66013d389ff751cdaf283ee1c50f5de34e3150ccf3a6b9
Copyright registration time
2026-07-07T04:10:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f573996ead84677f222f7ea1248c748d1d7c01deb36dbcc1124ab687bb7f6d42

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.