Runner: II. Eighths

Recording by Steve Reich.

Recording identifiers

ISRC
USNO12200312
CopyrightID (CopyrightChains transaction hash)
0xaa8d8d1efc703efaf38fce295e61959eeed8dc3d1e1b2ad8771f51f675c9c0f8
Copyright registration time
2026-06-23T02:34:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:5364b91350ffb71de2903f36bf1fac5f1b8965f423b8d6a0dad0a77df22aee0a

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.