Left Behind

Recording by Kai Hansen.

Recording identifiers

ISRC
DEH841600483
CopyrightID (CopyrightChains transaction hash)
0x9fe42c3b5f6a142bda7fec1e7a746f9187e4c1f4ca89e04dbea69e01e66cb59c
Copyright registration time
2026-07-06T20:57:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:da439316e920ff3a875adb5ef1136aa24eb2d04c5304f54668c2f0369e4eeef4

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.