OpenTechnical

OT-2026-000038047

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000038047) never changes.

Identity and time

Publication numberOT-2026-000038047 · never reused
Internal UUID01a0ae77-f88b-784b-80c8-e3094ccf3334 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038047
StatusPUBLIC

Content hashes

Canonical text39c1099aa0e5daa8069458abe7d8662f4a18ea9c653cb899a1ee72561bd0f427
Markdown6b9c42e6608ffa64bad14a14b7c40939c251eab7bffbf3db48bbfdb913099f7a
PDF
Publication page4552eb487ed5b30845b5887e807ff5303ea74900af747e4a3a9b37edfa18b815
Manifestbf5379bcfcb56871b69ab9e1c99451d1dd3fbd354ac230a1cad14d36af9ce979

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
SignaturetEgVkUg1Nw+s6VLOUJgU4PZH8jeasdVYKTYDuSGo4+8UXIC+r8r/gwauzmCxEnIdezmPpxUM/eyRUHzN6gruDw==
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

2026-09-17T11:23:21.820929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038047
observed 4552eb487ed5b30845b5887e807ff530...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.801893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038047/manifest.json
observed bf5379bcfcb56871b69ab9e1c99451d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.783924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038047/publication.md
observed 6b9c42e6608ffa64bad14a14b7c40939...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.766276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038047/publication.txt
observed 39c1099aa0e5daa8069458abe7d8662f...
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.