OpenTechnical

OT-2026-000036298

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000036298) never changes.

Identity and time

Publication numberOT-2026-000036298 · never reused
Internal UUID01a0ae77-01d0-7ee6-b286-cfb1b834d275 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036298
StatusPUBLIC

Content hashes

Canonical texta05eb69bb96b544088bc55ffdef9f58ecdbc70ed82f0353c752a9f5dd26a01cd
Markdown62380b3c997e034f33ab174b9f2c6676a48854a3210b81a44444aac5bacd8765
PDF
Publication pagefc11d85db1e20bc4fa42a4873cec66d46bc3d2e85a2eec9b63e89c8359df221b
Manifestca9289505d617b0270bea7b187ced597a45b65f567bb3a1829b67c4855fc688e

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
Signature/P9U0bAk/OJ+fTe+JWUIZVsZavyKxxJZxEYRpaqg7O1KjcGl10PczyL2l33E/xiwfjXg9+h2HEMQzL1ysVNaBA==
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

2026-09-17T11:26:34.055785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036298
observed fc11d85db1e20bc4fa42a4873cec66d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.036960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036298/manifest.json
observed ca9289505d617b0270bea7b187ced597...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.016475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036298/publication.md
observed 62380b3c997e034f33ab174b9f2c6676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.998566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036298/publication.txt
observed a05eb69bb96b544088bc55ffdef9f58e...
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.