88

Recording by 馬場智章.

Recording identifiers

ISRC
JPPO02402912
CopyrightID (CopyrightChains transaction hash)
0x94285057d3ba04b98cc99a7b580e0ca1a9dc79831d0cd0303ae811b85c590c7e
Copyright registration time
2026-06-25T18:24:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:1e553a72ab38628cd86d173e76dbf972343b916ddd57fb155ff7c66ad265ff00

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.