OpenTechnical

OT-2026-000092691

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained 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-2026-000092691) never changes.

Identity and time

Publication numberOT-2026-000092691 · never reused
Internal UUID01a0ae9d-b5ff-7327-8b8a-078e9325b6ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092691
StatusPUBLIC

Content hashes

Canonical text05a59d612df5e76ba221ee82f24a2eba233bd5c3a0572c482f8b4b860d601a72
Markdown4ba52fef3ab0b8924735967b1b1134f04fb148d3e9b7d850eaa6e27cc278dcdc
PDF
Publication page26740b219c9913c2f7ea24fa67345f350946c4888c4b9cae1a584cc547e58177
Manifesteca9ad915ea747fe62153f42cf72efaf8defc1a52a0b5fb7bb2e5297b5ef0a3f

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
SignaturerVUpTZgaNIlJlZE+unKsC0rrVBHlGQT1b+0IfYwMLBTbpU4cGXr0/v00iUoqUXRFs8e2kN5pUCFY8Cvk9sN6BA==
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

2026-09-17T09:41:18.547109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092691
observed 26740b219c9913c2f7ea24fa67345f35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.530969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092691/manifest.json
observed eca9ad915ea747fe62153f42cf72efaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.513036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092691/publication.md
observed 4ba52fef3ab0b8924735967b1b1134f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.495365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092691/publication.txt
observed 05a59d612df5e76ba221ee82f24a2eba...
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.