OpenTechnical

OT-2026-000098867

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000098867) never changes.

Identity and time

Publication numberOT-2026-000098867 · never reused
Internal UUID01a0aea2-8286-70c8-a070-e9eb01b8bdee · 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-2026-000098867
StatusPUBLIC

Content hashes

Canonical textae066b4656f77c92c1144e2d9f65f0dc73d6b9a8a1fb1c26c993fda2eea7de3f
Markdownfc4ed7f1675f67b8232986eafc5545538e06d38206eb292d6dbfa7f481136f89
PDF
Publication page08f803d35ba8c3b8d6d8b1dfdc576f611fb7fdcb633fa04d8550cb50a7627a85
Manifestb0db22d0fff792f75af82e46e0f352e9bd9acafc86875f4892aa1da62d446b24

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
SignaturebSyWtoJG7dlw+ZuuqpF0rUkro3DviJ1o2bW/5XkCpSmAESuv335QfBzkG60YTYz8+dbvG+lbi6oedi9Pr3ERCg==
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

2026-09-17T09:29:54.860260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098867
observed 08f803d35ba8c3b8d6d8b1dfdc576f61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.844868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098867/manifest.json
observed b0db22d0fff792f75af82e46e0f352e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.829108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098867/publication.md
observed fc4ed7f1675f67b8232986eafc554553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.812206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098867/publication.txt
observed ae066b4656f77c92c1144e2d9f65f0dc...
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.