OpenTechnical

OT-2026-000014185

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, pulsed 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-2026-000014185) never changes.

Identity and time

Publication numberOT-2026-000014185 · never reused
Internal UUID01a0ae6d-b279-73ba-b3fd-aed1532203d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014185
StatusPUBLIC

Content hashes

Canonical textb00ba3681677f01497c4e7265afe56abafc7f41d8b17f1c2877bbebf49678892
Markdownd51bde094161dd85a6647c53736761afe2f38b379632b68f2c6a336d9767aac0
PDF
Publication page91a6b8d11b10862d4fe21600c2d0236ce496f496a798bb716e6772aa319869c6
Manifest3edb1ec43b89b31f874bf2d32051d6bda857264b873ef540f88ec9c006dffb64

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
SignatureLJ6IKjEy2cofa5Vhbq64FVOcvHNHsWpwJCsT3v7jhtuQ8vFJNyM8CAbU0QHWGKHP/RoQHcMKFZrQIvgY85LBAQ==
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

2026-09-17T12:07:16.824986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014185
observed 91a6b8d11b10862d4fe21600c2d0236c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.805393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014185/manifest.json
observed 3edb1ec43b89b31f874bf2d32051d6bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.786121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014185/publication.md
observed d51bde094161dd85a6647c53736761af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.767304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014185/publication.txt
observed b00ba3681677f01497c4e7265afe56ab...
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.