OpenTechnical

OT-2026-000017677

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000017677) never changes.

Identity and time

Publication numberOT-2026-000017677 · never reused
Internal UUID01a0ae6e-96fa-719c-8b4b-3821ed26eaee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017677
StatusPUBLIC

Content hashes

Canonical text82b21c16456f276361157cc8cac75275833a37199585108547310fabceef8531
Markdownd2dd8e0af706b13dd29fbaf98ed17a236d1ce4c06ddb71dbec843aeec772eb6c
PDF
Publication page728b08f3e7338e1c05b2b6991002124ce766670cad5af56f8912016e0c15253f
Manifest9bc164308c40c5ef2936f956e63078c287e0adc2a0940e7a10b6e0d53dfc0f73

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
SignatureJ40rQ38JIcD10LJpO1Mvl9+4o6g694sujtyGmMFZHRD9+uWS8BTP2fHCScV7dHyJO4sRooyhb0dQJJzSV1IPDw==
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

2026-09-17T12:01:36.981040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017677
observed 728b08f3e7338e1c05b2b6991002124c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.965302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017677/manifest.json
observed 9bc164308c40c5ef2936f956e63078c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.948266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017677/publication.md
observed d2dd8e0af706b13dd29fbaf98ed17a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.930335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017677/publication.txt
observed 82b21c16456f276361157cc8cac75275...
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.