OpenTechnical

OT-2026-000018162

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000018162) never changes.

Identity and time

Publication numberOT-2026-000018162 · never reused
Internal UUID01a0ae6e-b488-7d8c-8b1d-58fde57c71dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018162
StatusPUBLIC

Content hashes

Canonical textb68513d09b4ee8e7b630d805efb876ffec27122556c89f431657e3a154f44dad
Markdown3ccaa9f6e6d96ab6833f7335886e10a7ca49b4d93e9a95487414a25a4e90c278
PDF
Publication page338dc44cda69564e6baed1e623cc2020bd9a7723179df66a861ab727ca37a4c3
Manifest841f74a422d3910ea74729f372d31d96c2743c76b4a588f9621160bd94910ff1

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
SignaturexV12vE650Wkm9J5KQ2sHS34WesAKoCMN+dCpiG0Zpvabjao4c9T0Ced9qZ3SPt6d8aalottdq7T/QT3Cq55qDQ==
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

2026-09-17T11:59:54.881578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018162
observed 338dc44cda69564e6baed1e623cc2020...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:54.861280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018162/manifest.json
observed 841f74a422d3910ea74729f372d31d96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:54.843127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018162/publication.md
observed 3ccaa9f6e6d96ab6833f7335886e10a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:54.823819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018162/publication.txt
observed b68513d09b4ee8e7b630d805efb876ff...
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.