OpenTechnical

OT-2026-000097443

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000097443) never changes.

Identity and time

Publication numberOT-2026-000097443 · never reused
Internal UUID01a0aea1-55b3-796c-9cfe-edc41a650f4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097443
StatusPUBLIC

Content hashes

Canonical textb0abdff77077b65b2d5267ac38f3e550712f8620da75668d50dd73fdf408c31f
Markdownefe6edcd5437e4e6e767f83cbf1504bd9afdc8010e2f8918859ebaf0e6b1bc93
PDF
Publication page364db1c754d34147f1dee473f59663f25a118e1d710cad7a111bebcbf9decc48
Manifest62a942943ddf8fc7b21f838d35575299b218b81ae5c28a211d7bcbd6a5e91740

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
SignatureIq+YEpadLeZtnHLxGh/N3N2ndxEyIztUNzILAYUlGGvqbOqSRMyq3HNvxRhOBaFk4XIBgvT+dghRxGPfKAOhDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:18.239830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097443
observed 364db1c754d34147f1dee473f59663f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.223094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097443/manifest.json
observed 62a942943ddf8fc7b21f838d35575299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.206158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097443/publication.md
observed efe6edcd5437e4e6e767f83cbf1504bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.187200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097443/publication.txt
observed b0abdff77077b65b2d5267ac38f3e550...
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.