OpenTechnical

OT-2026-000009969

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000009969) never changes.

Identity and time

Publication numberOT-2026-000009969 · never reused
Internal UUID01a0ae6b-cb79-7360-9680-4365071e1afc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009969
StatusPUBLIC

Content hashes

Canonical textae4c6c7dcd25e6351195abeebf1f88c23af8ede36172d15054aece7d46f3c2d8
Markdownff850a8942335af6ae9fbfd69555cb79738e07a4344dbb5fb61ac639688b56b1
PDF
Publication page6b2b0cb47202dfe1a9f43d7d8ad035d19e96654676ad0a860433761333274e3a
Manifest6c4f3024f71fc88930901868f5d34cb06f6e5b8539c2e8b20b283df9ce18c8ea

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
SignatureUF4dx/hMUvkMvZj4h/Ckneh3ojRUupHr5VLqWmxPV4Cd6eVDFiyoW/4ow6BjzVXr5cJm8PDnPySmS3Gp8jr8Cg==
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

2026-09-17T12:16:00.531439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009969
observed 6b2b0cb47202dfe1a9f43d7d8ad035d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.512465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009969/manifest.json
observed 6c4f3024f71fc88930901868f5d34cb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.494422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009969/publication.md
observed ff850a8942335af6ae9fbfd69555cb79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.477129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009969/publication.txt
observed ae4c6c7dcd25e6351195abeebf1f88c2...
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.