OpenTechnical

OT-2026-000011951

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, 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-2026-000011951) never changes.

Identity and time

Publication numberOT-2026-000011951 · never reused
Internal UUID01a0ae6d-1942-71dc-a6f1-b72897ce62a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011951
StatusPUBLIC

Content hashes

Canonical text3272a4dd66b23b804050ac1157c8349bd31f0dccbba57a6fe0af90d28cf24731
Markdown20d55c3d389f39d919d03607fdfd08da5d389e0921f8f6e0d7fe3982f8e2bdc3
PDF
Publication pagedaebc5051978d2b7e1ef8bc14781475573b427a7581bf2fd3575af11a4d2242c
Manifest106ca6280a258f45e9d402fa556166515fa8d646ed40161c75730d64bf072146

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
SignatureX3M6Yae+pgkhRwyjvWp4xhNVF2PTCRLyrYr5rUhq2MwClgHDZYTPk8vKXV3nalI/sLo7inwZrzcjzcb4ut02BA==
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

2026-09-17T12:12:47.807950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011951
observed daebc5051978d2b7e1ef8bc147814755...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:47.788787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011951/manifest.json
observed 106ca6280a258f45e9d402fa55616651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:47.770402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011951/publication.md
observed 20d55c3d389f39d919d03607fdfd08da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:47.751137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011951/publication.txt
observed 3272a4dd66b23b804050ac1157c8349b...
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.