Thirteen

Recording by Takuya Kuroda.

Recording identifiers

ISRC
USC4R1605259
CopyrightID (CopyrightChains transaction hash)
0x0a520846a4d5fbf24ed56cb8c55cb10eff4e48e8294251c64f043c70f95d0a7c
Copyright registration time
2026-06-20T10:21:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:63ac2dbc00825734b800827334af9340165207ef8cfa6d640ce8d83b2983f20d

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.