OpenTechnical

OT-2026-000092045

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000092045) never changes.

Identity and time

Publication numberOT-2026-000092045 · never reused
Internal UUID01a0ae9d-43bc-7c50-b677-83821b8326c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092045
StatusPUBLIC

Content hashes

Canonical text316bb17d8136613e384ae4b6c510c56833a6bd213fb802b320cc4ff6e3b68d3c
Markdown0fc4820a05459c1e0c5af77e7dab69c6bafde90563cfaf6027c488c76040305b
PDF
Publication pageff1892cde50b152917c16f9627af0541b04e953cec06e64a9f58c951d55869f9
Manifest7955dbcfa974c027faba14066be603de1d994783cbec8e3f6945bf7a191a0930

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
SignatureUp6J+f148vC8rPv/kIPmAfnNomhJ0tr31mqDhsFNH18SAj/Z/2ueYYznHoMOlIumGhIzuzbs/wh/57EI9w+UCA==
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

2026-09-17T09:43:08.318255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092045
observed ff1892cde50b152917c16f9627af0541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.301560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092045/manifest.json
observed 7955dbcfa974c027faba14066be603de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.282710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092045/publication.md
observed 0fc4820a05459c1e0c5af77e7dab69c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.251114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092045/publication.txt
observed 316bb17d8136613e384ae4b6c510c568...
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.