Crippled Symmetry: Pt. 1

Recording by Morton Feldman.

Recording identifiers

ISRC
USCRS0690921
CopyrightID (CopyrightChains transaction hash)
0x5875cda1bc5503dfbced039baa362856ecce385a7043523055e9607824c0cf2e
Copyright registration time
2026-07-07T00:56:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:fd85c9b4546f8bb2de11ef63be1df9cc4285448716d01c9d0a81ff6bc6842d29

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.