OpenTechnical

OT-2026-000038370

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038370) never changes.

Identity and time

Publication numberOT-2026-000038370 · never reused
Internal UUID01a0ae78-2d52-7498-9e31-3ea0ef937c9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038370
StatusPUBLIC

Content hashes

Canonical text3c281c540a193ae2b92b5f815171b8e14740f2cc6eebb47662789289efa9276c
Markdownc4155e67bbd421307724fc58acf6873116f499bdd8266fe0b7af699c0eaef86f
PDF
Publication page2d3686ca236554fc9ade80529bc383396c45c15e733f6c2428bea1c238e8b8ad
Manifest06c862a7d3ff12d39f98152f418b1c9b4d854fef49e61a0a92c8757b7e49387e

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
SignaturexbNukeUteMFxxf18d7ZUqXzO3gqBRpWj5qzyNnHjmTlXx3P3wwb/XqkXot+DLAjIvAsfxnMqfsTWkY26/VZNAQ==
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

2026-09-17T11:22:33.769801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038370
observed 2d3686ca236554fc9ade80529bc38339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:33.751494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038370/manifest.json
observed 06c862a7d3ff12d39f98152f418b1c9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:33.733462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038370/publication.md
observed c4155e67bbd421307724fc58acf68731...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:33.714814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038370/publication.txt
observed 3c281c540a193ae2b92b5f815171b8e1...
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.