OpenTechnical

OT-2026-000067389

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000067389) never changes.

Identity and time

Publication numberOT-2026-000067389 · never reused
Internal UUID01a0ae8f-6bd8-7686-a4b2-62ebf8600306 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067389
StatusPUBLIC

Content hashes

Canonical textd857572bc1716df38b4d1aabe8757bcd9843bc703fef2effb5df31170f7b6643
Markdowne01e3b932b7ae1566ee030de3546ddd2eafb2792f425217b7c7138d496482dfb
PDF
Publication page43636b29261ce31e551feb9a9be4fc7fb95d59452ece5fb265476009619687a7
Manifest03338df99e5287eb3b47593b4a205be544f642ef356c0a989236e9894f1ce391

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
SignatureYnBSLNZxzhHrIeH/XWehq+yAuisJgSIM+swAHcy+a7d2NuyvEzbVbkc5NHSA8HyQmevJBzsSxop8FRVjYYK0Dg==
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

2026-09-17T10:31:34.837933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067389
observed 43636b29261ce31e551feb9a9be4fc7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:34.820347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067389/manifest.json
observed 03338df99e5287eb3b47593b4a205be5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:34.802091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067389/publication.md
observed e01e3b932b7ae1566ee030de3546ddd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:34.785161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067389/publication.txt
observed d857572bc1716df38b4d1aabe8757bcd...
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.