The Four Sections: I. Strings

Recording by Steve Reich.

Recording identifiers

ISRC
DEE861600548
CopyrightID (CopyrightChains transaction hash)
0x77c38868218dfd56246ec81af6a8817d7a7e278e091c397d3bca9cef596caeeb
Copyright registration time
2026-06-26T22:03:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d9479afb590719f11e5ff610a2e3a2c9c70fa48aaa503d3a127571e7511e2d30

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.