Blue Velvet

Recording by Shizuka Kudo.

Recording identifiers

ISRC
JPPC09704220
CopyrightID (CopyrightChains transaction hash)
0x48adbf878f23ea564ea6186ad1b7204bf3a596ef5517c453f819ebe57d0a2134
Copyright registration time
2026-06-07T09:41:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:1ca154c4569ddee0052d1aae1b9d9373b9abf44ed56950ef54b3c5c22c3bae35

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.