OpenTechnical

OT-2026-000093131

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000093131) never changes.

Identity and time

Publication numberOT-2026-000093131 · never reused
Internal UUID01a0ae9e-0910-7ed0-9b1e-e351bd203b35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093131
StatusPUBLIC

Content hashes

Canonical text864ab90f3d3b4664b54d5ed04afc4d6a04baa009ce1931514e045d23fa932b19
Markdown3770ab77dced1748a2cbea1a0355d3b68f1ca37382bf3fd5b2adde9352d6fc39
PDF
Publication page35bb55e9322febf1e60586c5db996524be468ca67377d866cb08f0c2dd15be6a
Manifest09ea6c62d86247643f2324798e5f2825699124b95d6ca2296a38440d0d4095fc

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
SignatureZXinv73uMnRfdz/miRMkSknk3OKGcHz91JsVcEI8uWquwdDSAaVraOjtkmzCYHtQb1T0IT7N2oWXiTM1ekTlCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:25.330365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093131
observed 35bb55e9322febf1e60586c5db996524...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.312107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093131/manifest.json
observed 09ea6c62d86247643f2324798e5f2825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.294252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093131/publication.md
observed 3770ab77dced1748a2cbea1a0355d3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.277176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093131/publication.txt
observed 864ab90f3d3b4664b54d5ed04afc4d6a...
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.