Yappa group camp!

Recording by Akiyuki Tateyama.

Recording identifiers

ISRC
JPK632102130
CopyrightID (CopyrightChains transaction hash)
0x53ac2baf932dd30a135515cf42a71cc6f451b6e5be47ccb48a1c399fca1a326d
Copyright registration time
2026-06-23T02:03:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:6a1172c83ffc2d27a9ddb1717a4088a06fe28b3c3bebd508393b3ef104b701c5

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.