OpenTechnical

OT-2026-000096997

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum 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-2026-000096997) never changes.

Identity and time

Publication numberOT-2026-000096997 · never reused
Internal UUID01a0aea1-01c8-7a8f-8154-78e5d513f8b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096997
StatusPUBLIC

Content hashes

Canonical text01ff7108150e82f71d87be7f983491b2894d6aa752c37eb3aa53ba3fd922169a
Markdowndd160b3c2a21de4436532980482ee750da172c80a3e603df564d39013bbd2b6c
PDF
Publication page96b6f624a98b80ec304871cdcebf87d0d3e53c030bbaba86209dc254d513af27
Manifest2937723d42f0f0fe9771059f9621cb3b658f51b9fe9f3547c411b4953b752778

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
SignaturehtPO1mn/p5R+R+ngeYwLLCWQ3+uTwyrQagWTzkzYp/WY9+t8oCU6jR3v5XZ6kNle7M8LvAWXZlubakIqd0P/AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:20.870248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096997
observed 96b6f624a98b80ec304871cdcebf87d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:20.851159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096997/manifest.json
observed 2937723d42f0f0fe9771059f9621cb3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:20.703348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096997/publication.md
observed dd160b3c2a21de4436532980482ee750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:20.685475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096997/publication.txt
observed 01ff7108150e82f71d87be7f983491b2...
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.