OpenTechnical

OT-2026-000093811

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000093811) never changes.

Identity and time

Publication numberOT-2026-000093811 · never reused
Internal UUID01a0ae9e-508c-7ac5-b1be-09ce9bdf15d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093811
StatusPUBLIC

Content hashes

Canonical textf42b5da845a0bb6b1af032025ec5353a5ca3284b39af0a6648c164eea8ee208f
Markdownc39ca5cfceb10f70fa667964dc00dfddcf77e7c273f0152b9c1396d1c32eead4
PDF
Publication pagecd8e911a9ad6bd87d17403c32114280782b7144ef51b2e2d2b7eee71fe445204
Manifestcdfd39c942d44c829b671d4630958cae36a63863a53e8b00a81d1c8a643a4357

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
SignatureA951ExFDbdTHMWga/pjRX7qPdWjvFLm2D9OzGNDKRZyViTt6ClHycmwDulJ2083qQ24XI38kSQdHm2STIixEDA==
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

2026-09-17T09:39:55.222202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093811
observed cd8e911a9ad6bd87d17403c321142807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.205758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093811/manifest.json
observed cdfd39c942d44c829b671d4630958cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.187714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093811/publication.md
observed c39ca5cfceb10f70fa667964dc00dfdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.171270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093811/publication.txt
observed f42b5da845a0bb6b1af032025ec5353a...
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.