OpenTechnical

OT-2026-000042370

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, sustained 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-2026-000042370) never changes.

Identity and time

Publication numberOT-2026-000042370 · never reused
Internal UUID01a0ae7a-5d74-7160-86db-72a55a085cd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042370
StatusPUBLIC

Content hashes

Canonical text054599ef81aa7df62ee3dd411c5a3d415b0c3a5f0687c0a68210a0c5d2a9ae74
Markdown97c7825d7cedc40f5f2b85dc84e38a5f05d3792154797b34f9c09936ed87f184
PDF
Publication page60e7a5530ff6cc775327becfbfa55e871eb087e5b9fc9301a6077abc020dcb33
Manifest12aff5fa8c3344ea4b3d685f6fa671da1f0f0507e89bd103bd003b2fe8cea7ee

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
SignaturehsThQXAURavuRX8nhGNa4Zd89v/5gPqcFqRsXkGthPVHSEgZtRi/sWl7QsZn4xuFz61aAN/e166k8XoZaj0JCw==
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

2026-09-17T11:16:09.521215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042370
observed 60e7a5530ff6cc775327becfbfa55e87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:09.502995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042370/manifest.json
observed 12aff5fa8c3344ea4b3d685f6fa671da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:09.485960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042370/publication.md
observed 97c7825d7cedc40f5f2b85dc84e38a5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:09.467135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042370/publication.txt
observed 054599ef81aa7df62ee3dd411c5a3d41...
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.