OpenTechnical

OT-2026-000103116

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000103116) never changes.

Identity and time

Publication numberOT-2026-000103116 · never reused
Internal UUID01a0aea4-be3e-72c1-8198-23dbadf94a57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103116
StatusPUBLIC

Content hashes

Canonical text4d029ebc7a93def67e96138ae8674df73b74121b2ef53b823ccc7d4ca7db052c
Markdown0a3789a4d6727cfc651cccc9e4cbd0f4b5c71878db17c7552239fd3199df1651
PDF
Publication page76d7f157bd6d4234dc9333727504993d4d5dcd2f6f95b60429ae18f9413439df
Manifest416ddd28f0a50ef5513944c8b35a7afa7fb0882b074d8a4c44ba8336c476f974

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
Signaturer4rkK/KeDbeQanUx4Vf3wS3LZtk/7LkwaI98odmUXLHVlimH2XY6Mrp3wmi95WhzvFtjtwPbrkt7OO5x62c2Aw==
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

2026-09-17T09:23:14.879815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103116
observed 76d7f157bd6d4234dc9333727504993d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:14.862929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103116/manifest.json
observed 416ddd28f0a50ef5513944c8b35a7afa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:14.846658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103116/publication.md
observed 0a3789a4d6727cfc651cccc9e4cbd0f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:14.828581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103116/publication.txt
observed 4d029ebc7a93def67e96138ae8674df7...
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.