笑売繁昌

Recording by 川中美幸.

Recording identifiers

ISRC
JPTE01902870
CopyrightID (CopyrightChains transaction hash)
0xd82b067959cc6349cc606225b9eaabbe5a361c906926ad29f22e9bc5267b7923
Copyright registration time
2026-07-31T00:38:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:8ca43bd6e9ddeef3aea7c3e1a46e0208a2949e6b9bc5b2c3d0313cac9291f328

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.