OpenTechnical

OT-2026-000016994

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000016994) never changes.

Identity and time

Publication numberOT-2026-000016994 · never reused
Internal UUID01a0ae6e-591a-705d-9949-caa9854b93f5 · 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-2026-000016994
StatusPUBLIC

Content hashes

Canonical textb9e3579d82be676ccad8e3d8ae71ab53060814c043af347d072dbb562f4dd463
Markdown7b47b0c509b83a10c8ca61545f632b75a9529ebead6f134b7196d1e66c93bcb1
PDF
Publication page08048cc6115a4dea5452a9d678ac87bedd0e476c603ef8e8fdd819c551cbbe4d
Manifest3d0930d315b111a754a12db32bed86b80848c0933a026babdeaf22485410b0b0

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
SignaturejlZ9B8j1DmhKUdVG4HAXpDBJw6HbSfOWrzfTatyWsUcMbphth9WMrEN3He3e/DCgN6lkIyVRuYnf/68l6uAsDw==
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

2026-09-17T12:03:23.938783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016994
observed 08048cc6115a4dea5452a9d678ac87be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:23.922039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016994/manifest.json
observed 3d0930d315b111a754a12db32bed86b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:23.905416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016994/publication.md
observed 7b47b0c509b83a10c8ca61545f632b75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:23.889803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016994/publication.txt
observed b9e3579d82be676ccad8e3d8ae71ab53...
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.