SUPER DUPER

Recording by 樋口楓.

Recording identifiers

ISRC
JPY252300044
CopyrightID (CopyrightChains transaction hash)
0xa43d5d0ccb003e0f13f04adb14bfa4cc0a89198085c320f6445f5b0b3c126331
Copyright registration time
2026-06-07T23:27:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:bd214f41c0b01c72ca52c87526318b84a75e818abbf4377bdfac186b35a49eac

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.