Drumming: Part III

Recording by Steve Reich.

Recording identifiers

ISRC
US3Q50502603
CopyrightID (CopyrightChains transaction hash)
0x287eeb3b082ea83565e54dde606ee15443c40409d9f05fbd9c1028187210c978
Copyright registration time
2026-07-07T14:10:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c16a86ce17f9b7109d656fce9abd42236b57e19f7352bb0aa058c51817d05b57

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.