OpenTechnical

OT-2026-000093042

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093042) never changes.

Identity and time

Publication numberOT-2026-000093042 · never reused
Internal UUID01a0ae9e-090f-7462-97e9-fe3ae31d980f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093042
StatusPUBLIC

Content hashes

Canonical text6fe2da52baec35dbdc39a5147bbbe69ceae991344726049320600e7174832865
Markdown5ee09e1c49c98177abf4d0187624322db810202ee5ba206caf41385247fd9b01
PDF
Publication page640f4c899f2e616e3e313889007eaa5f47451282130f0ddeb61c0ff0393d3ebc
Manifest42eb17dc1aad8cab4b1f3942801433c1a7cb8ecbfcb59da99a6e996946aa668c

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
Signature9B1jATDt/CXos44SR9/G9+N5aUf5LcG+vo33aH+vFGIrxYRKhS/DGFe7MqmpqMIhQ6FDEUU6/gASO8rhJERSAA==
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

2026-09-17T09:40:15.774616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093042
observed 640f4c899f2e616e3e313889007eaa5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.753782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093042/manifest.json
observed 42eb17dc1aad8cab4b1f3942801433c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.734871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093042/publication.md
observed 5ee09e1c49c98177abf4d0187624322d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.715127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093042/publication.txt
observed 6fe2da52baec35dbdc39a5147bbbe69c...
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.