OpenTechnical

OT-2026-000093025

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two 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-2026-000093025) never changes.

Identity and time

Publication numberOT-2026-000093025 · never reused
Internal UUID01a0ae9e-090f-7271-9ae5-eb6e63afb92a · 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-2026-000093025
StatusPUBLIC

Content hashes

Canonical text2d3f36ab180a9124eb662051e470a4ec5a1515dbe132a861e10e723b60fba4f1
Markdownfbbb831617bc476b92847fcb5d34315149af50a20f530b81976bd70d81edefd8
PDF
Publication pageff4a898e00a7a0ff277db4038f452d9fc4ecf40537695a9ec538ccfe7be31ea2
Manifest1998f722239464b49401f8d21ceb2212102dc743fe7230bf44318793d73bebbc

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
SignatureaXQHo3AnlyRHJfNzSbxd8W3+rZxtg71WJMsjBl82X0zvwUbbaIVdeXW2XpUbUuWYJpUsygphbKomK6ZcE7s1DQ==
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

2026-09-17T09:40:14.294889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093025
observed ff4a898e00a7a0ff277db4038f452d9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:14.278382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093025/manifest.json
observed 1998f722239464b49401f8d21ceb2212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:14.260708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093025/publication.md
observed fbbb831617bc476b92847fcb5d343151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:14.241960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093025/publication.txt
observed 2d3f36ab180a9124eb662051e470a4ec...
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.