OpenTechnical

OT-2026-000033982

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, pulsed 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-2026-000033982) never changes.

Identity and time

Publication numberOT-2026-000033982 · never reused
Internal UUID01a0ae75-df0b-7578-af5b-6f604fb84371 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033982
StatusPUBLIC

Content hashes

Canonical text9cbc81696d21d3e2fbcac4e98bbe46f71cece0d0b0e9d6c87110c29316ca0e9f
Markdownb03a349ed36885045dc0d68392ffb747179300a91e380c7eb824eeab1de802ae
PDF
Publication page46bb7322374f7845669cf5bb687a6a80a65dc2b7f6c78c8fac15bc4a389f8459
Manifest283fcaf0d7faad061ec13b45584fa95717f22317b9214454be4b31bef09ba5d3

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
Signature9VVLO5W/h+3mH5V+G+HdrChdjh861mNdd00AWNe0B8tjDfv1ERHaSD7Sla7lU+37MEcBVBQn7jJQJWl3bJAYCA==
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

2026-09-17T11:30:07.086700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033982
observed 46bb7322374f7845669cf5bb687a6a80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.068940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033982/manifest.json
observed 283fcaf0d7faad061ec13b45584fa957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.050688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033982/publication.md
observed b03a349ed36885045dc0d68392ffb747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.028180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033982/publication.txt
observed 9cbc81696d21d3e2fbcac4e98bbe46f7...
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.