OpenTechnical

OT-2026-000092986

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000092986) never changes.

Identity and time

Publication numberOT-2026-000092986 · never reused
Internal UUID01a0ae9e-090f-7a92-bda3-71bd53a2924d · 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-2026-000092986
StatusPUBLIC

Content hashes

Canonical textc4c930716e2392a4e6ce14697a263396d83e5cacfb70aae1b599ec08e84feea0
Markdownf7d4cdaa22ebe805356bfeee59c417aba8f9a2be8468fe814037e88164fb5831
PDF
Publication page6e08ee244d8cec82c29cad617d1ea2d6ebc44cb115a7f3308e8f20e307dc41e0
Manifestb5ba43c7ccbcc41a45cd9e3ea6f31043a2b4121d79e534df32cdcd08063b8e9e

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
Signature0ABanL3JnAgxXtNvDg+vkpISwrzWNKnKQ29AR+Ex/MECECn18BXDyTSquXYgC9WOUuL3Fc+pSSbauka8Q97YAg==
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

2026-09-17T09:40:11.231970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092986
observed 6e08ee244d8cec82c29cad617d1ea2d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.214595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092986/manifest.json
observed b5ba43c7ccbcc41a45cd9e3ea6f31043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.194842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092986/publication.md
observed f7d4cdaa22ebe805356bfeee59c417ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.175730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092986/publication.txt
observed c4c930716e2392a4e6ce14697a263396...
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.