OpenTechnical

OT-2026-000009080

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000009080) never changes.

Identity and time

Publication numberOT-2026-000009080 · never reused
Internal UUID01a0ae6b-31b8-7b51-8be4-59ad7ff3758e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009080
StatusPUBLIC

Content hashes

Canonical textf5f83f296caf0859b9b6e8c7680162c0d791fa951c8a2edf9fa9f776485b0d3d
Markdown17f776665c23a45f52e82386a6419bb9446e9eafdcc840efa69d3a68fabc61bf
PDF
Publication page87e853c1b187afe248fe02fc6dc9dbd5355746ca617700a77136a41e65e1e41b
Manifestbc4468939590a3c4ceda6b5672a9d1f834c969ddd6946b0939646b391943a4de

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
SignaturemsSvD1uHTt/6LKfxD6LULiirjocxsEJ4PSgfRN22EVu3IdqUD2TEbWbQA+m+Olat17iRNIqd9/v9RFJ9ksVEDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:44.991175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009080
observed 87e853c1b187afe248fe02fc6dc9dbd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:44.970840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009080/manifest.json
observed bc4468939590a3c4ceda6b5672a9d1f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:44.950539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009080/publication.md
observed 17f776665c23a45f52e82386a6419bb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:44.927439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009080/publication.txt
observed f5f83f296caf0859b9b6e8c7680162c0...
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.