What You Leave Behind

Recording by Dave Koz.

Recording identifiers

ISRC
USC4R1022993
CopyrightID (CopyrightChains transaction hash)
0xd53df77f7b55c8b26589e7789b2cbd95442c5ad8276a238ee3e86b5d3e0a2761
Copyright registration time
2026-06-23T01:43:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:28a43b774acbd0a2130b0b558c824ed466efa1a33feb1b4c919d7f00e0f4d8bb

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.