OpenTechnical

OT-2026-000063851

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, 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-2026-000063851) never changes.

Identity and time

Publication numberOT-2026-000063851 · never reused
Internal UUID01a0ae8d-53b7-7580-8398-eeef02d80918 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063851
StatusPUBLIC

Content hashes

Canonical textd522801da01052342014d2adfbb3249b84ea8ef2e3c0a953a5602c8892537a75
Markdownde8095eaebe411dd1c2cbe6df3af24583bd2cc38a56ad215228bf21c82f62f9c
PDF
Publication pageb3fc10f5187513463814b49f1cca4a5af871f3bbbcb528cc8f3e6819311336b3
Manifest5285ada336f1ae86a182d6480d54210fe639f15218ca7f13cc0f8fdb1d1fcfd5

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
SignatureuH6zQ3I6WlMeybF9qAWUTKT1gavbH3EFVj4RB/rihpQahbtVWa+cyDWJghVMAGOGvr2N6ytWfmMIeB3YXHmSDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:52.922444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063851
observed b3fc10f5187513463814b49f1cca4a5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:52.902854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063851/manifest.json
observed 5285ada336f1ae86a182d6480d54210f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:52.883014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063851/publication.md
observed de8095eaebe411dd1c2cbe6df3af2458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:52.863285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063851/publication.txt
observed d522801da01052342014d2adfbb3249b...
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.