Open Window: Part II

Recording by Lavinia Meijer.

Recording identifiers

ISRC
USSM12307749
CopyrightID (CopyrightChains transaction hash)
0xf0a93562a9e8210f22ee6d672ce8c9323502a02066cfad982b3535278bb6fdb5
Copyright registration time
2026-06-09T15:24:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8524c0899376b8d0d2561c7bf57fd4683398b9de0f3624c8ef1cc5570411426d

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.