ありふれた日々に

Recording identifiers

ISRC

JPZ922105633

CopyrightID (CopyrightChains transaction hash)

0xdf1d11e4b5b0ccb7224c8bbf2082cf87ef858d52739078c0c34c7d6fa3e47ea1

Copyright registration time

2026-07-06T08:50:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-07T14:50:41Z

Bitcoin block

957052

Canonical record hash

sha256:5c7a35b4043df1e6cd10962d0d006076409f242f67565158c507f971f6592474

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.