OpenTechnical

OT-2026-000016501

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000016501) never changes.

Identity and time

Publication numberOT-2026-000016501 · never reused
Internal UUID01a0ae6e-2d13-789f-b8b9-8261ab4f9ca8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016501
StatusPUBLIC

Content hashes

Canonical text6d41ffa1cdb905925ea5fac5542814d9df7b97646409d701e6de10cea0d640c0
Markdown92104e5b74abc4a55c8deb8cdcb126d455ef43eb9da25f9722de1369e50325b9
PDF
Publication page27776f9919c42c26df879cc51a6225a7313caa04958524d99d03bad1c5747cf3
Manifest67cfeca2620c46bdf74684b73b446476198671e18ac1cdb766eee6e980d6a0d3

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
SignaturewogAqxW5My9tgfBja9NQ9kDfyiprE2T9dbDKixsoS26QN7lm1ZfY04oEKYuL5ms7ap0t/U4yAjwq4UpG1DfNCg==
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

2026-09-17T12:04:42.653660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016501
observed 27776f9919c42c26df879cc51a6225a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:42.636484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016501/manifest.json
observed 67cfeca2620c46bdf74684b73b446476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:42.615780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016501/publication.md
observed 92104e5b74abc4a55c8deb8cdcb126d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:42.596652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016501/publication.txt
observed 6d41ffa1cdb905925ea5fac5542814d9...
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.