OpenTechnical

OT-2026-000070339

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, supply line pressure sensor, pulsed 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-2026-000070339) never changes.

Identity and time

Publication numberOT-2026-000070339 · never reused
Internal UUID01a0ae91-545e-77a1-ba1d-dd88780e993f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070339
StatusPUBLIC

Content hashes

Canonical text3a4fa3823e5132f980ce1d05a4d5e3ea263651ed30f222ac30752ee477352261
Markdown9cd3f9a366492f5b6eeabe2784badbb0ee4e585eddde6e9f6ccd9f69af835cc5
PDF
Publication pageb2a2854f369dc91be3a0874cb879d8d81e6397034e954bb3d1593058e93c5f09
Manifest2463d767a95c993fab8b46ee494923d67b21af3fa20c816cf39693189a32e915

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
SignatureuDKryU/F6BUnBBGfHTZNNgH62eriaGo0+/m/NyG6zRRYNGQWN1Rw6N0dvl3r5iVao1+wdGPZ6FAeHc8SROo6BQ==
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

2026-09-17T10:26:08.005123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070339
observed b2a2854f369dc91be3a0874cb879d8d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.989463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070339/manifest.json
observed 2463d767a95c993fab8b46ee494923d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.973860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070339/publication.md
observed 9cd3f9a366492f5b6eeabe2784badbb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.957296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070339/publication.txt
observed 3a4fa3823e5132f980ce1d05a4d5e3ea...
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.