OpenTechnical

OT-2026-000071119

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000071119) never changes.

Identity and time

Publication numberOT-2026-000071119 · never reused
Internal UUID01a0ae91-e0eb-7274-acf6-03dfc1567343 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071119
StatusPUBLIC

Content hashes

Canonical text18989e7772f6d984f7b3fa423a8b2092d6bd5709acfbc7a0bcc5c9264d7c2d75
Markdown3f132cd0ca644aaffacd67ca18b6b0c56b767e4b4d25b4240e2ef5aea174c203
PDF
Publication page188e5262b06acc701bff192a230616a1d31598b9a59663272548f58bbb163e9c
Manifest5ef4d42b92984a259ff743427aa3e98d1d92c55afc6b3b64782cb0adeae07b84

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
SignaturemgIaUfECu5bLUnNLin6mZXfGg9F9T5tU+93Cocr8tV3fc4CLcLFgh+heBsQywoWpT6pTQoTtEha7v2hDCxZpBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:24:36.801236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071119
observed 188e5262b06acc701bff192a230616a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:36.783822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071119/manifest.json
observed 5ef4d42b92984a259ff743427aa3e98d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:36.766738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071119/publication.md
observed 3f132cd0ca644aaffacd67ca18b6b0c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:36.748998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071119/publication.txt
observed 18989e7772f6d984f7b3fa423a8b2092...
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.