Drumming: Part IV

Recording by Steve Reich.

Recording identifiers

ISRC
US3Q50502604
CopyrightID (CopyrightChains transaction hash)
0x8c264d0d6f11e17792224cbe39d7c73f35fad5541577649d8ec69eb04b0f7384
Copyright registration time
2026-07-06T22:43:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:469ee4fc8579f09a4fd035e7fcfb096fa4de93814186b87d5b66a48cd103c839

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.