ivy

Recording by いとうかなこ.

Recording identifiers

ISRC
JPR501002075
CopyrightID (CopyrightChains transaction hash)
0xf8ed681484bc11c3fbc60efea4d922665de8fedd37574d98e75d5baa7b98b322
Copyright registration time
2026-07-06T04:20:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:f0b597a4eb1871205eb168ed1cd7b13ffb3695b639f818faf69f5f77b32137ef

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.