OpenTechnical

OT-2026-000071830

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000071830) never changes.

Identity and time

Publication numberOT-2026-000071830 · never reused
Internal UUID01a0ae92-1e92-7ea0-94ba-917b6ee30a9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071830
StatusPUBLIC

Content hashes

Canonical texte0205b585722f32ff51549ba2258b4675fbf2a63a6bd27e8c46909a890c60175
Markdown24149e0a769f766a23634dde329e236e90c26108c1b4066245287e611b3a7d45
PDF
Publication page722337ebbd4f0073548978eca3d7036d6679f078b371204b90ac910557afa8af
Manifestb9ea782f424a7dfc09b363d13245ec16a54dee9de0e9cddeeeb5c95d0fbd5843

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
SignatureBfxdILxWem735pHjMjrX5+Wi+QQUKCZlL+7xa3zDHvc4XGBtZhiHIcGRPUczDePXLE8vDlt1Ov/YzuCY5cbBBg==
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

2026-09-17T10:24:00.351613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071830
observed 722337ebbd4f0073548978eca3d7036d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:00.333961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071830/manifest.json
observed b9ea782f424a7dfc09b363d13245ec16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:00.316686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071830/publication.md
observed 24149e0a769f766a23634dde329e236e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:00.300123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071830/publication.txt
observed e0205b585722f32ff51549ba2258b467...
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.