What it takes

Recording by Hiromi.

Recording identifiers

ISRC
JPPO02300060
CopyrightID (CopyrightChains transaction hash)
0x9eff9675779e2e81d18d7146446dd6a3ab037d401addc9399c2666a9104b4faa
Copyright registration time
2026-06-08T18:14:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:9ae80f0ec11cf5bc409b45cf28d74d6bd4f6e054d224d10051068b5c0cbc25b1

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.