OpenTechnical

OT-2026-000034070

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000034070) never changes.

Identity and time

Publication numberOT-2026-000034070 · never reused
Internal UUID01a0ae75-df0c-7aed-854e-5f879a35b65e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034070
StatusPUBLIC

Content hashes

Canonical text62db67e875a134eee3b59496b7c7ea7609addd5befb31fb290e6317851428c0a
Markdown4a6ebe3d209194718dce8d5d24504bec361c354235477f3232b4bd2a48405314
PDF
Publication page5ed6cf6c109a908189d45c07b27d3d7f346af5c7eb46c72ec993972d4a2926d3
Manifesta50f7435d49e011a59e1dd29a6ed8342b8225568182506a5d8b553ee024a51e7

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
Signature4QyBBntLfmkLKX5T5Iydgj3C7SCPueKAOjArHuNIN48AJQ6J1kp2+42i8Bud+TgQe+mnz95wovPhItMC7CgqBg==
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

2026-09-17T11:30:19.036557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034070
observed 5ed6cf6c109a908189d45c07b27d3d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.017966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034070/manifest.json
observed a50f7435d49e011a59e1dd29a6ed8342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.998062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034070/publication.md
observed 4a6ebe3d209194718dce8d5d24504bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.978075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034070/publication.txt
observed 62db67e875a134eee3b59496b7c7ea76...
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.