そして再び

Recording by 井内舞子.

Recording identifiers

ISRC
JPPI00952910
CopyrightID (CopyrightChains transaction hash)
0x84e50103e7263669464e2358f85a8dd7f1a267ae4fd0f3339c87226acebd1093
Copyright registration time
2026-07-29T22:18:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T22:48:59Z
Bitcoin block
960160
Canonical record hash
sha256:3d3e7b9b9734f4af78e87b630188123f95a3cafefa137cd9391474e8b0add83b

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.