OpenTechnical

OT-2026-000017059

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000017059) never changes.

Identity and time

Publication numberOT-2026-000017059 · never reused
Internal UUID01a0ae6e-591b-7973-91ce-77a691162de1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017059
StatusPUBLIC

Content hashes

Canonical text43cfae7fe70be7507b1741ebe222480ff259bfc98dc7d73c1802b1a31ecb5897
Markdown5faf8fe531dcc5f27974785f9ceb16d854780dde02ad861ff1c3c69c312d56fb
PDF
Publication page56f79ef8f028348f154c566a0f111993e4bc45f56a910be3b1e6690a4525e6c3
Manifest41dc951044d0b5e35a10291045d006a82f426b8d46cd2edbc100bcc4b58d0927

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureaeWJ9mlHAe6dNH1VXGt4GkABHpTB60cLfGcHzzqC4STg3uiMVZMdCJbZv1MqSMzES7LQYYJZkcNlyBT8R/XyDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:28.665942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017059
observed 56f79ef8f028348f154c566a0f111993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:28.648616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017059/manifest.json
observed 41dc951044d0b5e35a10291045d006a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:28.631409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017059/publication.md
observed 5faf8fe531dcc5f27974785f9ceb16d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:28.615123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017059/publication.txt
observed 43cfae7fe70be7507b1741ebe222480f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.