Left Hand

Recording by REASON.

Recording identifiers

ISRC
TCAFW2100348
CopyrightID (CopyrightChains transaction hash)
0x53975f9650ba272c450e2a088dd261db5b965621797304a04a8a330da20edf82
Copyright registration time
2026-06-06T01:42:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f93dc0804a6a1268843989dd53007d8aa94b92b2f508034ac38f17300ab1ef46

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.