OpenTechnical

OT-2026-000099101

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down

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-2026-000099101) never changes.

Identity and time

Publication numberOT-2026-000099101 · never reused
Internal UUID01a0aea2-8287-7662-992e-f2a075556b2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099101
StatusPUBLIC

Content hashes

Canonical text5378fd6cfccdc6321f96af7c585905cc943ab028395e13a014e3b8a22e9ae4f0
Markdownfc00435c8fd17ec40405a5a6e4374f3a6aa1deed9a8e00f1caebd670930acbe4
PDF
Publication page49ace4c2fb85c03582fc14ba4b91a013cb2e6c6bee4d0bce0b082826c1d82b80
Manifest99901d022cfc052b12fa2c6997a08c4cadce4ef347a46335544a4b1f713c8d28

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
Signaturee8Jy8HWDLZKfm/CmuCScr19qtkLzSBoV7bnq+gZaM4lISCk6wOdUtw4STl6PZS7M7U1xK95QKym6Ng266ziyBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:20.586548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099101
observed 49ace4c2fb85c03582fc14ba4b91a013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.567142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099101/manifest.json
observed 99901d022cfc052b12fa2c6997a08c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.545475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099101/publication.md
observed fc00435c8fd17ec40405a5a6e4374f3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.527934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099101/publication.txt
observed 5378fd6cfccdc6321f96af7c585905cc...
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.