OpenTechnical

OT-2026-000039263

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000039263) never changes.

Identity and time

Publication numberOT-2026-000039263 · never reused
Internal UUID01a0ae78-9674-7549-8ffc-187703c822b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039263
StatusPUBLIC

Content hashes

Canonical text407ac3440e58213f54fc178f59c35b16604de1da1b0aab1dcce92603293546c1
Markdownd29f510e68255351a64cfe31bb24a1998c28f8824ee00be2c65e30aba705d073
PDF
Publication page529f4e33b27b7efbfc599b1c99524d7a3d10df59b13de1e91f15fe11e0682786
Manifest6b40f2d3b7b9a77d36dcc98a6a5133eae6a3e5e7dd9c59483437786b8d667883

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
Signature3KvgR9EaYjoYRZsAxO/VSKyvZTv9g/xPQDcjfJAs39zNpN6dLLGXpLmxYZ581Ed6QQKS4jf4r/wYe3IqPH9tCg==
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

2026-09-17T11:20:49.643299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039263
observed 529f4e33b27b7efbfc599b1c99524d7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.622753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039263/manifest.json
observed 6b40f2d3b7b9a77d36dcc98a6a5133ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.603926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039263/publication.md
observed d29f510e68255351a64cfe31bb24a199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.584061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039263/publication.txt
observed 407ac3440e58213f54fc178f59c35b16...
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.