PINK SAPPHIRE

Recording by Akihiko Matsumoto.

Recording identifiers

ISRC
JPPH09701020
CopyrightID (CopyrightChains transaction hash)
0x57137103baa4cd92ea7affbe84cffb15f2601ee143433c90267a9a77e82c0481
Copyright registration time
2026-07-07T05:05:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c50792c03cb701d2480ab6292fe81a7bb83d934edc1d0f3c4335f0a3544b12b7

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.