OpenTechnical

OT-2026-000093188

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000093188) never changes.

Identity and time

Publication numberOT-2026-000093188 · never reused
Internal UUID01a0ae9e-0911-707f-89e0-d4f1ac5b6c55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093188
StatusPUBLIC

Content hashes

Canonical text2a2719c94c0e52f999eb50bb14602a33eb6236e002cedfdf72e9bce68e80749a
Markdownb97b849f8c2894a542da344cbe483d01e39de2c354454efaf6bbb5b5a964856d
PDF
Publication pagec8110a6edd495b31a10916f536d8a863ea097557502c942dc148b387409ba149
Manifest7f829d65993774a79fd877fcdffad382d967e66cfea58bf0b2fb14b18bb60157

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
Signature3SJ4R8Vj+ybS77MrWglwNX6ReF42chngzaMOji2iR49DXShHeJ7nxzcRKfSj6hemYkWyQSMpDe5S7NbaHX7QDA==
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

2026-09-17T09:40:29.557589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093188
observed c8110a6edd495b31a10916f536d8a863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.541272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093188/manifest.json
observed 7f829d65993774a79fd877fcdffad382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.522725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093188/publication.md
observed b97b849f8c2894a542da344cbe483d01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.505420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093188/publication.txt
observed 2a2719c94c0e52f999eb50bb14602a33...
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.