A Tactics We Can't Lose

Recording by Yugo Kanno.

Recording identifiers

ISRC
JPVI02303922
CopyrightID (CopyrightChains transaction hash)
0x07a45fca04a47f72b92cffdda39f7e98687233eb2f492c144f75b1cb8586cd9c
Copyright registration time
2026-07-06T22:01:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a3e5c0bf9bfe9760e1933cdf1694e2e87e3643283bc8b4770718179d3ed5f34c

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.