Solo Interlude

Recording by 馬場智章.

Recording identifiers

ISRC
JPY222100067
CopyrightID (CopyrightChains transaction hash)
0x4797307fc4319edd0760a21f1490b21fa21752215423630bf898da8f85bbd968
Copyright registration time
2026-07-31T02:36:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:51:48Z
Bitcoin block
960337
Canonical record hash
sha256:b5cf94bc30063363f24fb548219929100da6b4c33c5945ea46f2bb7e2dc51ff9

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.