Drumming: Pt. I

Recording by Steve Reich.

Recording identifiers

ISRC
USNO18717001
CopyrightID (CopyrightChains transaction hash)
0xd1c6f0a53319a15d2053d51f7a21b2a66f8603d2b909fdd31f3573d5c90e63c7
Copyright registration time
2026-06-23T02:37:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:77cab1eaf1619efc2cd126c53e9f1e61a65872bf7247c27fedd813fe5bda77ef

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.