Ututu

Recording by Masato Nakayama.

Recording identifiers

ISRC
TCJPS2243200
CopyrightID (CopyrightChains transaction hash)
0xd877d2f7d0e4390f92923b2a115bd9c7405e0b623268ec0026e87906191568a4
Copyright registration time
2026-07-07T17:37:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:d5bb67c982746687fb1fb929a7dd77c516280cfc1a3bb5ad2598ce9dfea1f2d6

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.