OpenTechnical

OT-2026-000092879

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000092879) never changes.

Identity and time

Publication numberOT-2026-000092879 · never reused
Internal UUID01a0ae9e-090e-7b62-87e9-802aff7b7c7e · 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-2026-000092879
StatusPUBLIC

Content hashes

Canonical textbd9a54559010666b3b35b4728cf48778bde856310209e90553a317a670af4764
Markdownbe7a645f30e3d772a4adfc5fdb2e12ae56f027fe75b3c873bf937a3fe2a1b198
PDF
Publication page81789e2840a7316ca8d6f490224a991af2752dbd25f5d5c00e298d2faf4c5a54
Manifest97be709a5bacb239e8a25dd5f9b00f708c16eac0fbcaf4dbf981efd73a3a9234

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
SignaturewqeM4h9ndzdizxJZv7dBhik4pqCkALdlodw4APM5hcWWnb4Y7t4FYNE/ImHnfSYOfrFdf03HPoOSm0R6cMbkBQ==
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

2026-09-17T09:39:59.232574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092879
observed 81789e2840a7316ca8d6f490224a991a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.215346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092879/manifest.json
observed 97be709a5bacb239e8a25dd5f9b00f70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.196532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092879/publication.md
observed be7a645f30e3d772a4adfc5fdb2e12ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.177609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092879/publication.txt
observed bd9a54559010666b3b35b4728cf48778...
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.