The Four Sections: IV. Full Orchestra

Recording by Steve Reich.

Recording identifiers

ISRC
DEE861600551
CopyrightID (CopyrightChains transaction hash)
0x3a7aaef2293100c6ec01f2083e8de345233f79ed12755f584000130a0e1a0bea
Copyright registration time
2026-07-07T03:19:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a837db48ff1646de0fc76a48aa8ca9f0d9cc5d35dc2d7d93966d76287f1c99f5

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.