OpenTechnical

OT-2026-000013210

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000013210) never changes.

Identity and time

Publication numberOT-2026-000013210 · never reused
Internal UUID01a0ae6d-6fc8-723c-8b18-d3b9c4cf0218 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013210
StatusPUBLIC

Content hashes

Canonical text69fe9a01c6bbb516b8572fc0dc8a2af96293fd2d2843873b970eadf16831f0c1
Markdown3c7abca153ec10598804f70cb6f0321254650350734c6938f340f7e96cfe011b
PDF
Publication page19ff53b248f5c7eedb7e5d07f3048120e68a45e7a57312dc1479287e70991ab6
Manifest7f181fe413c487feca89a394880e8f33b54f0d4b04baf10e25afc02e981d9056

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
SignatureMZ567BeqCCCr2MHWBhcmbJOwCBMWJoFAZNrPvr1X8z6jdfhEd0W3WW83FkAAvairYxO0aSMH+7f0kRJearG0Aw==
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

2026-09-17T12:09:35.909567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013210
observed 19ff53b248f5c7eedb7e5d07f3048120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:35.887651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013210/manifest.json
observed 7f181fe413c487feca89a394880e8f33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:35.866066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013210/publication.md
observed 3c7abca153ec10598804f70cb6f03212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:35.844744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013210/publication.txt
observed 69fe9a01c6bbb516b8572fc0dc8a2af9...
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.