Feel Ambivalents

Recording by Kotaro Nakagawa.

Recording identifiers

ISRC
JPVI00708300
CopyrightID (CopyrightChains transaction hash)
0x3f506fd3b61a84c49a4eddc7296f2104438079dc4739ae67c17641197c25bb01
Copyright registration time
2026-06-10T15:43:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:5c03d2a7743b59f5efd76a042840f5effe58adec5e83f3d9d800fe96f811f49d

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.