OpenTechnical

OT-2026-000093694

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000093694) never changes.

Identity and time

Publication numberOT-2026-000093694 · never reused
Internal UUID01a0ae9e-508c-7370-9f7f-3207f0336a83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093694
StatusPUBLIC

Content hashes

Canonical text82c58cf2ee19cf38867c486255a563ecd2c2734d77ab8637612c06073ea25083
Markdowna6d351aa11337fbcd82594a300df87feb508c5980f921813cbfcdb7c27558d2c
PDF
Publication page9850aae327da15300721b17a3c823a75210810e475624de8e30ac6bcbb405ae4
Manifest27c28f96f9f0e5700a4c1b999e3e8138cad70ebf5f03512ac4bff6e15de4ed7e

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
SignaturelLXVEoKAcYLmJ9+vel2mFtnZNlr5NLEw4FpTgIg/rdEMCxgtIDaXhoLJU1JVE8IzwmV7CoPOG78AEeiwspHVDw==
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

2026-09-18T04:41:12.518574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093694
observed 9850aae327da15300721b17a3c823a75...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T04:41:12.200688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093694/manifest.json
observed 27c28f96f9f0e5700a4c1b999e3e8138...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T04:41:12.048901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093694/publication.md
observed a6d351aa11337fbcd82594a300df87fe...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T04:41:11.726292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093694/publication.txt
observed 82c58cf2ee19cf38867c486255a563ec...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.555858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093694
observed 9850aae327da15300721b17a3c823a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.535895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093694/manifest.json
observed 27c28f96f9f0e5700a4c1b999e3e8138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.516555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093694/publication.md
observed a6d351aa11337fbcd82594a300df87fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.496042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093694/publication.txt
observed 82c58cf2ee19cf38867c486255a563ec...
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.