OpenTechnical

OT-2026-000014870

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000014870) never changes.

Identity and time

Publication numberOT-2026-000014870 · never reused
Internal UUID01a0ae6d-d095-7d47-a49d-01507577acd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014870
StatusPUBLIC

Content hashes

Canonical textdbffbd88208a273fcc7218eb6f01079313e8513d5928243d54f354ab535650aa
Markdownab67764e45ae17f8c8b72b40ebf6afc7cdf8bb8e406cf643e273e407145cf301
PDF
Publication page6d00a859965ce835a94641a1d214fa3553b7126d9bb5cec85d2b7e651de46a37
Manifested6a7fc6b808f87103fb6f07347b78dfdaa0aeffefed387cd5aed1d1acfbb1d0

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
SignaturebYx3Sk5M9mETMSlh5Q8LajakRoDb6IoGhoE1xxKbRSGq8bDcaEcKsbyk9hV2q4L1+A9AHd2+ZbApivdYFfOFDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:06:47.512640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014870
observed 6d00a859965ce835a94641a1d214fa35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.493031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014870/manifest.json
observed ed6a7fc6b808f87103fb6f07347b78df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.473414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014870/publication.md
observed ab67764e45ae17f8c8b72b40ebf6afc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.454853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014870/publication.txt
observed dbffbd88208a273fcc7218eb6f010793...
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.