Crystal clear

Recording by 加藤達也.

Recording identifiers

ISRC
JPI101802351
CopyrightID (CopyrightChains transaction hash)
0x4b7078908dce6885632e5212f4bcc27835f3701382e4f5db0a2855d0c81c320b
Copyright registration time
2026-07-07T09:54:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d2e227a9a2ffd59a7e4ab09acfbd62f07ee2f524cf7f4ad9b1fb887d7a22445e

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.