OpenTechnical

OT-2026-000065862

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, vented after 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-2026-000065862) never changes.

Identity and time

Publication numberOT-2026-000065862 · never reused
Internal UUID01a0ae8e-46fc-75da-b10e-673018ba3fe1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065862
StatusPUBLIC

Content hashes

Canonical textf8e507e97bbe1c1c3fbbac935eb470c7fcba4468e228555dc5c31ba79f71866f
Markdown66588a605013424cb0542f649e790febb62157e2f3671054a65d0382de69a7dd
PDF
Publication pageee02d42ca636c272e4cd5e4137bdb8dc2a386094ab8d168f9aa3ec2aa141ae07
Manifest12c023651cd91a18114890c64d38d85cec8c1191dd1520daff93db5a1fd1d6fb

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
SignatureUus11mOVZIZ98F320QJ8Z0ZhMsF6iFnzjk/9JCWx7D7Xy17rntrzICgTHEfRfZlMVxZvuOTJ/x5rFCQGredbDw==
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

2026-09-17T10:34:19.199579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065862
observed ee02d42ca636c272e4cd5e4137bdb8dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:19.182550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065862/manifest.json
observed 12c023651cd91a18114890c64d38d85c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:19.165826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065862/publication.md
observed 66588a605013424cb0542f649e790feb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:19.148359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065862/publication.txt
observed f8e507e97bbe1c1c3fbbac935eb470c7...
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.