Seiko 5

Recording by Yasuaki Shimizu.

Recording identifiers

ISRC
BE6F51700920
CopyrightID (CopyrightChains transaction hash)
0x726446e36dae09a26a81a9934e60d1966ea79aa436a98219a97a9e5e33da5a42
Copyright registration time
2026-06-28T05:04:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:6614cdf9c9e4988d7e39bdc6f728427722cf35abdbdd3ea5fd7261dbb54a58d2

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.