OpenTechnical

OT-2026-000092695

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000092695) never changes.

Identity and time

Publication numberOT-2026-000092695 · never reused
Internal UUID01a0ae9d-b5ff-7ec6-9465-15f490b44733 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092695
StatusPUBLIC

Content hashes

Canonical textdf839c33864a6bc06342c6960cc8cc1a6c63d33be86129c08cf74bd3da839a19
Markdowne4dbf59bc9cbbd2886af1c9a370fc6b097093def13423d84ba910c7dabd92308
PDF
Publication page266e6202f48a43745c8b8972a7964ba3af94d76579e39d7f2aa102ab296fd93e
Manifest84e2809edbd67732e4cca85c96e957975c44a3fdc5658b92ed459647b49d1381

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
SignatureHqcS4fKjva8rNdt8o+JtRs5MlJUCCJvv/+lI6ZwdM/2tfK1XN8PYhCYusC++CBCxAmN85/cTNQOiZ5RsDLzcCg==
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

2026-09-17T09:41:18.835692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092695
observed 266e6202f48a43745c8b8972a7964ba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.818876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092695/manifest.json
observed 84e2809edbd67732e4cca85c96e95797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.803404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092695/publication.md
observed e4dbf59bc9cbbd2886af1c9a370fc6b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.787309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092695/publication.txt
observed df839c33864a6bc06342c6960cc8cc1a...
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.