Understanding Each Other

Recording by Kathryn Toyama.

Recording identifiers

ISRC
USX9P0676262
CopyrightID (CopyrightChains transaction hash)
0x6c58a91abcd416f9f05b091d1ed2a3160a43d56a517b6729d4dea1a54069462a
Copyright registration time
2026-06-06T15:03:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:c49d3904c39e16013e514e3943f059d143c1a43737727b5b41674d6a31794226

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.