7 days, at last!

Recording by Sadistic Mika Band.

Recording identifiers

ISRC
JPTO08917880
CopyrightID (CopyrightChains transaction hash)
0xe9a3bb1b3edb5af0666b258365f5cea45c53a18be37c479639013936381d4d7a
Copyright registration time
2026-07-31T00:35:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:7dfd076c942a62138ae1252d5cb8b319646c864b5fdcfc58433b8bcb97bbb6f3

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.