Earphone&Headphone in my Head - PLAY0

Recording by 蓮沼執太フィル.

Recording identifiers

ISRC
JPJ901315140
CopyrightID (CopyrightChains transaction hash)
0x3691f7f032fe594d7cd827ec2aff558daacbdd2c65e4ede7016ec770718cacde
Copyright registration time
2026-06-26T06:11:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:7c85ec89065ad4bc967e1e935b56a783b05780ec0b4be00d3a1d1cc9187fb880

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.