OpenTechnical

OT-2026-000078190

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, vented 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-2026-000078190) never changes.

Identity and time

Publication numberOT-2026-000078190 · never reused
Internal UUID01a0ae95-7c26-75cc-b5a3-5416f98e49ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078190
StatusPUBLIC

Content hashes

Canonical text6f0609a03b54aada6992177babe45286d3c32f49b43ee2e78ddd9e306f30a943
Markdown89228ac5a34699210e59b7dbc7b9845686aa4451d2aa3a78c5a39c0934148106
PDF
Publication page1c0f67605dbbbba2142cf997509632177fd0fed88b24ace0abff52868ce5b44a
Manifeste18c46c6722d54830458cbb937106c3655712bfa7c29f8808f90e7619289621a

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
SignaturehFnX78DspPBS45M3Ad9K8Ju/ed3DiWgVsh8/TfPOIjsHnpMWvI2bkccsAFutXrCoboZXOYTaF9KP6Lv79I0FAA==
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

2026-09-17T10:06:08.111623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078190
observed 1c0f67605dbbbba2142cf99750963217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:08.090899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078190/manifest.json
observed e18c46c6722d54830458cbb937106c36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:08.071370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078190/publication.md
observed 89228ac5a34699210e59b7dbc7b98456...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:08.053431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078190/publication.txt
observed 6f0609a03b54aada6992177babe45286...
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.