Sotsugyo

Recording by Yuki Saito.

Recording identifiers

ISRC
JPVI02404018
CopyrightID (CopyrightChains transaction hash)
0x183074d5cf40092ac0a0f73d22d01e8ff43208e0e5427f2a33c7f78bb2886880
Copyright registration time
2026-06-21T10:45:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:bec24e0bb875d32680cba4cfca6544550bc03aa083c460af8fcb14450989cd3b

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.