Runner: III. Quarters

Recording by Steve Reich.

Recording identifiers

ISRC
USNO12200313
CopyrightID (CopyrightChains transaction hash)
0x854b8ffa894d9e300dd847a68b5959332387497e63b6df8f68937d596e4ce17f
Copyright registration time
2026-06-22T04:52:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:aa662c1ccb4b2bd117af2e06b15926cdeed4f1728f9fbd4f9186d03860ca8a7b

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.