Kaizen - Piano & Strings

Recording by Carlos Hof.

Recording identifiers

ISRC
US23A1567496
CopyrightID (CopyrightChains transaction hash)
0xcb2c03a71b998d081a0072b372f3f18306cdc9ed109e0e9a71c49a3e69c88ab7
Copyright registration time
2026-06-22T19:14:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c9b9bd9627c1a0fa6a932872b272dc97a8dcd961527327894250cdd525967d5e

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.