いつだってCall Me!

Recording by Yui Ogura.

Recording identifiers

ISRC
JPKI01511819
CopyrightID (CopyrightChains transaction hash)
0xa2483132a65975a33a75fe1349dee71978605c8900ec2a9c3aec7be2944d47a5
Copyright registration time
2026-07-06T06:45:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:53:57Z
Bitcoin block
956894
Canonical record hash
sha256:db2ec976fc39f23c664f79d5209ebbbf64978fdba91e3db3275e6fa508832a65

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.