OpenTechnical

OT-2026-000033066

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000033066) never changes.

Identity and time

Publication numberOT-2026-000033066 · never reused
Internal UUID01a0ae75-4843-7651-9b25-59f018d79b84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033066
StatusPUBLIC

Content hashes

Canonical texteec13df63e5b6f9016a6bbed7061c5a0070d043cdbf7830d453183f0c294cfca
Markdownbecfcacbacff97ecf4e8add563d2d855c8e0007fa57700349ee6f1705c119daf
PDF
Publication page9ed626e30f80641b3be457c54c6161346af40085a43001f7f792d547394789cc
Manifestec5755b7e8c560dbf20ee14366d1416876d9479a075aa7fb2e7e545ed3fc9fb1

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
SignatureHLqZso9X76nysG6wcbcpJkwHUXnSrmOmllLryFnJfipg1YL2FN7jN2BmDK9qv/iYnFrEeoeuHg/iereCgTFuBw==
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

2026-09-17T11:32:42.622467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033066
observed 9ed626e30f80641b3be457c54c616134...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.605713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033066/manifest.json
observed ec5755b7e8c560dbf20ee14366d14168...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.581714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033066/publication.md
observed becfcacbacff97ecf4e8add563d2d855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.564194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033066/publication.txt
observed eec13df63e5b6f9016a6bbed7061c5a0...
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.