Smile Again

Recording by Kyoko Koizumi.

Recording identifiers

ISRC
JPVI08714750
CopyrightID (CopyrightChains transaction hash)
0xdac741822dca12a7ecc3045b072653cf2ce52e7edec0fb2c5c5cfefffecf0e68
Copyright registration time
2026-07-06T05:07:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:7a7b760e11e0186be7a46ae54f55e0eaadd4af031fec33d3b5dbc0ad644859cc

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.