Recording by Kazuyoshi Nakamura.

Recording identifiers

ISRC
JPPH09801520
CopyrightID (CopyrightChains transaction hash)
0x500b21505efc3abd8118093febbc05d8236166b23835b43acb0ed299c2cb2799
Copyright registration time
2026-07-07T02:27:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:2bfd1512e77810bc9e48d09280658de6d45b8267d5c744cc31f3fad256284dd9

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.