OpenTechnical

OT-2026-000092130

Publication integrity record

Foam pad vacuum gripper, two zone face, 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-2026-000092130) never changes.

Identity and time

Publication numberOT-2026-000092130 · never reused
Internal UUID01a0ae9d-8759-7258-948c-58787de50653 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092130
StatusPUBLIC

Content hashes

Canonical text11b78d0344cf1131f6afae87d2cf0e4a339b00252bb150cf4133ecc033abba5b
Markdown8737c832bc337268458f81e4d4c258d334612c3375a12967816c63add9c1314c
PDF
Publication page9a5c28b0b4d7b2eb3b1497bf92285764e38479556d3c7ed99a6f1c558c940110
Manifest0b85a9b56646dda20c2b50fb59417cf8883d72b99d245ca876452b636b0bb9fd

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
SignaturelhCVKVYTGSsa3wv6PJsNINuN6psUAIEm+huhbgUEb+FHbe5FYDzMe2IFKPExkJc6OZWaRVrq6dhNJ8YkEVrRBQ==
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

2026-09-17T09:41:35.951323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092130
observed 9a5c28b0b4d7b2eb3b1497bf92285764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.932928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092130/manifest.json
observed 0b85a9b56646dda20c2b50fb59417cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.915984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092130/publication.md
observed 8737c832bc337268458f81e4d4c258d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.898618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092130/publication.txt
observed 11b78d0344cf1131f6afae87d2cf0e4a...
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.