Nocturne

Recording by Yuta Imai.

Recording identifiers

ISRC
TCJPK2026949
CopyrightID (CopyrightChains transaction hash)
0xd10f7e5c017ff54be5d29877fde17280282dfabb8e18c26c4e5274d7fecaaa56
Copyright registration time
2026-06-11T06:00:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:71da36b54bce4472007983bcf33851d19610d3e07412d74b57313119670d45a2

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.