OpenTechnical

OT-2026-000030227

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000030227) never changes.

Identity and time

Publication numberOT-2026-000030227 · never reused
Internal UUID01a0ae73-e500-7045-9c84-1737f2e6f698 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030227
StatusPUBLIC

Content hashes

Canonical text0a74521a61ae760589d89391a90088eac158a71f51fe35d3929a463a17e1012f
Markdown0ccf918c673d8d06c09c4e5c1cc520c36f853d10150cc7244af191b88c9c09f2
PDF
Publication page2909b681af4f1f12e56f3718179fe787ff92434d9f3ac55293bd19bb4d5fb197
Manifest6df959bafd5f09c837d2b212ca0f346ff889eb4fa33f9b757b6406c549924371

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
SignatureCx/GP4rzAVHPrV9gWyUzSuRo7xloYQ1hhVqQLvC1kMihuMQyWnBJumIwxOBlonFLODKIQQgBU5hh1rjOTvDeCg==
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

2026-09-17T11:40:36.274117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030227
observed 2909b681af4f1f12e56f3718179fe787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.257438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030227/manifest.json
observed 6df959bafd5f09c837d2b212ca0f346f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.240147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030227/publication.md
observed 0ccf918c673d8d06c09c4e5c1cc520c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.223139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030227/publication.txt
observed 0a74521a61ae760589d89391a90088ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.772202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030227
observed 2909b681af4f1f12e56f3718179fe787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.752588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030227/manifest.json
observed 6df959bafd5f09c837d2b212ca0f346f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.734817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030227/publication.md
observed 0ccf918c673d8d06c09c4e5c1cc520c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.715797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030227/publication.txt
observed 0a74521a61ae760589d89391a90088ea...
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.