OpenTechnical

OT-2026-000078566

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000078566) never changes.

Identity and time

Publication numberOT-2026-000078566 · never reused
Internal UUID01a0ae95-7c29-740c-9db7-95921a45bc1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078566
StatusPUBLIC

Content hashes

Canonical textb43b2e6de36d7ff22f2d9aab56ce59ef031dce08bf0703bd9e8df255cc411cdd
Markdown0cce7c7f48dec187e12210e84129f18a08eec8cada7ea1cc7d50add3bec954de
PDF
Publication pagefe9b9adfd4a9c461cc80ef09d9e7e97518e8b8061c9ff047a28ee045a9040555
Manifesta5f7113c4b04d358db00bf239bd7f472c1d64f73d29cd7c50cdd779286682606

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
Signature5jsnNme3X9JaUaBlIuoFW3TazA7Yt7RlACim7qK53djD9IqXgtvxfeyBgywGSeYrUlxGMyjYKqkUa+2tMeYxDg==
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

2026-09-17T10:06:35.394132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078566
observed fe9b9adfd4a9c461cc80ef09d9e7e975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:35.375151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078566/manifest.json
observed a5f7113c4b04d358db00bf239bd7f472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:35.355565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078566/publication.md
observed 0cce7c7f48dec187e12210e84129f18a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:35.335425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078566/publication.txt
observed b43b2e6de36d7ff22f2d9aab56ce59ef...
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.