OpenTechnical

OT-2026-000033711

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, pulsed 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-2026-000033711) never changes.

Identity and time

Publication numberOT-2026-000033711 · never reused
Internal UUID01a0ae75-a390-755b-ae22-c09e9067d331 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033711
StatusPUBLIC

Content hashes

Canonical text50f9f828a8799045d026403f80880aad4eba688c6e10b6ad5511f03c6f2739e5
Markdown34860fa2a3a4c6eb281a1d6188f8affb8b3630a6c66775863d491bb722e1b4b6
PDF
Publication page1d6503163438c60c57929b4d36bd0ee3ffeb237ee8d41bfa611f54566a40cff5
Manifestdd745bd6eeca815c272d4875f1716269ce8bb88dce09cd688a8ccc778c2a107e

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
SignaturexYMX31Q6SmYknkvvHmC1x6C9QwRgfGFWXSU2vmBn0/eGI9/49GNLTy7/W6G1WH1JO5MNFhqICby5CNEDqLyQDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:42.633992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033711
observed 1d6503163438c60c57929b4d36bd0ee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.613351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033711/manifest.json
observed dd745bd6eeca815c272d4875f1716269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.595370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033711/publication.md
observed 34860fa2a3a4c6eb281a1d6188f8affb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.575264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033711/publication.txt
observed 50f9f828a8799045d026403f80880aad...
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.