OpenTechnical

OT-2026-000093147

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, supply line 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-2026-000093147) never changes.

Identity and time

Publication numberOT-2026-000093147 · never reused
Internal UUID01a0ae9e-0910-71f7-b37a-67dffab05d39 · 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-2026-000093147
StatusPUBLIC

Content hashes

Canonical text7f64dd36c79b73a20ef862393dff0ca152fdaba773ac5e3cf6ab756dfec2ecb2
Markdown1379821960a15bbbbb9611547980e3e1307ac7c228e12cfd7a1954e7d0ca6744
PDF
Publication pagea7583e4fb9808ca2e8f12d5d61b659718e42e8d6ba40ad4d0e46dab12f510b69
Manifesta9a41e39c3f92fd23b8cdc7687b2c61dd317306bfd0ef4a2725010793e6ef0c0

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
Signature4/Xptseh6BLC/uaWyrlv12uNVjKmLcSVs7ya+l15KppxeMUFzPxtc7YcuFokq4nbgZXmUOAZsOV3D1Au4hxQDw==
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

2026-09-17T09:40:26.507716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093147
observed a7583e4fb9808ca2e8f12d5d61b65971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.491237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093147/manifest.json
observed a9a41e39c3f92fd23b8cdc7687b2c61d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.472860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093147/publication.md
observed 1379821960a15bbbbb9611547980e3e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.456291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093147/publication.txt
observed 7f64dd36c79b73a20ef862393dff0ca1...
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.