空虚

Recording by 井内舞子.

Recording identifiers

ISRC
JPPI00863580
CopyrightID (CopyrightChains transaction hash)
0x17a29ea2b9e29054c426e954478e717e7bba963c3ca4d5019a6752086bb7f7ae
Copyright registration time
2026-07-07T21:51:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:c15fad8846c724321aa8ed3c89f0fae40518fcd0f5e142bf115447fe7f5e0768

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.