Lap time line

Recording by 加藤達也.

Recording identifiers

ISRC
JPI101802376
CopyrightID (CopyrightChains transaction hash)
0xaffb841eeff26efb7c288d797ad4d055b7a73106b0a921dc6a42a716c89ad483
Copyright registration time
2026-07-07T16:03:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9957d25ec88cf2eb85df28f499d39bf7102456631fb866555254f02047a074eb

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.