突然

Recording by ZARD.

Recording identifiers

ISRC
JPC409601158
CopyrightID (CopyrightChains transaction hash)
0xeeffe9df84d172f6393bc97b5fef538df82b67920fdd0fb961624c86018bd55b
Copyright registration time
2026-06-04T08:41:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:d734aa8a42a1f3f47baddecf82134a9cd50701e425817d73b1f660f3ed4442f0

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.