Music for Ensemble and Orchestra: V. Sixteenths

Recording by Steve Reich.

Recording identifiers

ISRC
USNO12200320
CopyrightID (CopyrightChains transaction hash)
0xa69bfc269306d1a7c522ca8765c57aa280df9ac73f2732c6192b887865d4a66e
Copyright registration time
2026-07-22T14:10:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T15:38:35Z
Bitcoin block
959144
Canonical record hash
sha256:6ff338254b259ba116877367685ec9778376c3e7859165f276c1908f5fb05135

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.