Sakurako's Investigation

Recording by TECHNOBOYS PULCRAFT GREEN-FUND.

Recording identifiers

ISRC
JPI101502226
CopyrightID (CopyrightChains transaction hash)
0xf18182ce2ab13b4f45c7dbf664d2cf8b05ec39099aa544f458f3e494ea5cb271
Copyright registration time
2026-07-30T06:01:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:39:12Z
Bitcoin block
960216
Canonical record hash
sha256:7c734fda7a58e920c677250895f6216e4453ea648ce6fe890de635af04d08bf3

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.