OpenTechnical

OT-2026-000092386

Publication integrity record

Four cup vacuum gripper, four zone face, 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-2026-000092386) never changes.

Identity and time

Publication numberOT-2026-000092386 · never reused
Internal UUID01a0ae9d-b5fb-72d4-965b-467f6c65d3af · 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-2026-000092386
StatusPUBLIC

Content hashes

Canonical text360813ae61a2f4b206512d501bbf0f6db26b4929619c6cfc334d26a499730bae
Markdown9995c49e3530e71ac554a97e74b64317b576682e16121caacc59d70693593eeb
PDF
Publication page9dd31d4dd20ad53343d71d53f7f7ea20f4394c8c2a2bcb8ef88b2e4af74ee8e6
Manifest15f0ae491c9cccf83d735deb7070bf1a0967e77e753a686f45b4a78033507c26

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
SignatureRORRSTCN6LGlaH5phzN4AbcXpAyvO9HHqYaFegOH0396KE8bUTjAJYp7t4Sgkg6AYIZwz2nKR8vSM4iRgQ4SBg==
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

2026-09-17T09:40:55.741093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092386
observed 9dd31d4dd20ad53343d71d53f7f7ea20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.721680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092386/manifest.json
observed 15f0ae491c9cccf83d735deb7070bf1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.703122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092386/publication.md
observed 9995c49e3530e71ac554a97e74b64317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.684332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092386/publication.txt
observed 360813ae61a2f4b206512d501bbf0f6d...
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.