Ivy

Recording by Shoko Nakagawa.

Recording identifiers

ISRC
JPSR00804223
CopyrightID (CopyrightChains transaction hash)
0xa571e83fc8423775cbff752db9eacbe5eab313a96bdbfe0abcc465364f12f8a2
Copyright registration time
2026-07-07T10:43:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:11b1609f34787422b7da5d7f0c81adc4b37495d86a7ba373d834e8bdf01175c8

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.