OpenTechnical

OT-2026-000092837

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000092837) never changes.

Identity and time

Publication numberOT-2026-000092837 · never reused
Internal UUID01a0ae9d-b601-789c-9be7-699748e34328 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092837
StatusPUBLIC

Content hashes

Canonical text7658ff8c47192c3ad1860fc4167de83ba89347f98c6100868754ae98b411b280
Markdown53768e531bc6ac051e09b6f4103b0cc8d1ee43bc843807dc079005cfc734ce0d
PDF
Publication pagef366ae4f63b07f43649ac26a7a2596ee0a62f04f4515511a77fbace387dc4101
Manifeste897b02940667d32043521d7d3591e15815ac0227c1b7236b6c4790b7c1b4843

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
SignatureBkADLoh0y0yiiMR5AnzZ/oLD1AR8S9f+AnrHXIVAXRg//k6g2kjfzVH2GSiXKRqiHhprgQYzfkT2CRfIhRneCw==
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

2026-09-17T09:41:29.355617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092837
observed f366ae4f63b07f43649ac26a7a2596ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.338672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092837/manifest.json
observed e897b02940667d32043521d7d3591e15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.320127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092837/publication.md
observed 53768e531bc6ac051e09b6f4103b0cc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.302879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092837/publication.txt
observed 7658ff8c47192c3ad1860fc4167de83b...
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.