OpenTechnical

OT-2026-000014237

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, pulsed blow-off before 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-2026-000014237) never changes.

Identity and time

Publication numberOT-2026-000014237 · never reused
Internal UUID01a0ae6d-b279-72ba-83bc-6ed52487bf49 · 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-2026-000014237
StatusPUBLIC

Content hashes

Canonical textdeb14da629200ef3cb271da47bc28d7ac9b9c36a4408c59ea8bcd29812168731
Markdown928b298bc00cfa3d7891e98b018e9cc9abfd2be134192b7e4bd4f0cb9f90006a
PDF
Publication pagedc7ab4b99d01edcd1b494259e4a9d5969dd1040f52481b8a1370b555c5a87369
Manifestb4a4fe59d548a51bd0d266971870021ad1604d61db4975b194d9d55c0cdc8d90

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
SignatureWNKF7isi2DNJaroAzEz2XBjraW2QlXTmcFNQ/S77hHeVUI5Cw1AjwQdCJUZOsZrLaVoCqxcuQYRs1P0NRQu+Bw==
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

2026-09-17T12:07:21.371288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014237
observed dc7ab4b99d01edcd1b494259e4a9d596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:21.350146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014237/manifest.json
observed b4a4fe59d548a51bd0d266971870021a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:21.328274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014237/publication.md
observed 928b298bc00cfa3d7891e98b018e9cc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:21.304247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014237/publication.txt
observed deb14da629200ef3cb271da47bc28d7a...
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.