OpenTechnical

OT-2026-000009932

Publication integrity record

Two cup vacuum gripper, two zone face, 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-2026-000009932) never changes.

Identity and time

Publication numberOT-2026-000009932 · never reused
Internal UUID01a0ae6b-cb79-7f10-91a1-2fd6bce5b012 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009932
StatusPUBLIC

Content hashes

Canonical text830ab5dc679925c69d1ea08422f5fb2074c11dae7fc74124b8aff0ec2f53e8da
Markdown8d4864932b670e897338b9d4e413043a3bd9c1c59e742bea9a9a875aa2bf737f
PDF
Publication page165da2bdfdddb44084b54ad2a5e591bfc950483cb9d0181382afb0ae5320dfd4
Manifestbe75e6c6d3bb8f0e9174d7fbb8509c8c3e3d7457b792ef3130ee716db6d98803

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
SignatureMBOO9mh6ONTz76gnFkAyFZa7jog8gaEakJKWeMQKajPaKNVHyK0+UXiqOYkwkahqTeZ1mHeL4Hqpjtum8+X0Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:57.331034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009932
observed 165da2bdfdddb44084b54ad2a5e591bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.311135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009932/manifest.json
observed be75e6c6d3bb8f0e9174d7fbb8509c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.289474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009932/publication.md
observed 8d4864932b670e897338b9d4e413043a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.270620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009932/publication.txt
observed 830ab5dc679925c69d1ea08422f5fb20...
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.