OpenTechnical

OT-2026-000033798

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000033798) never changes.

Identity and time

Publication numberOT-2026-000033798 · never reused
Internal UUID01a0ae75-a391-764c-9a7b-f9be3fbb8113 · 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-2026-000033798
StatusPUBLIC

Content hashes

Canonical textf803c70ba58211bd52668a10cdf18ed62aca4d851d81db13ad5ac7bf7a5c9e7e
Markdown4a6ffe284990fdbbdc3214bc6a56341a19ef89497708b798dca0d16cc8bbb638
PDF
Publication page8d69d7b1dd2e0b5ab75b2d54e9e62174791580236e062a2f47d4a69742a75ef6
Manifest7527d688a84eaa5fa017761afcddd7df69a61997ed6268a6ca22572b43b5c77c

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
SignatureSrwwKsIEHgr7euzczFu/69Qjg6mFCSRK18I9oCS0AIdT0p40sPkr5OJ2zdCNXmF1IDxilFINAlFJiiD14vTEDg==
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

2026-09-17T11:31:50.452072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033798
observed 8d69d7b1dd2e0b5ab75b2d54e9e62174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:50.434702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033798/manifest.json
observed 7527d688a84eaa5fa017761afcddd7df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:50.418393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033798/publication.md
observed 4a6ffe284990fdbbdc3214bc6a56341a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:50.399174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033798/publication.txt
observed f803c70ba58211bd52668a10cdf18ed6...
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.