OpenTechnical

OT-2026-000084104

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000084104) never changes.

Identity and time

Publication numberOT-2026-000084104 · never reused
Internal UUID01a0ae98-5b5e-71b8-95b1-b56750b29f77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084104
StatusPUBLIC

Content hashes

Canonical text4e1ad97ff9e1c1164d671605743e615538d57c132631000bfb3a98de63fc8415
Markdownd67a31909aac22b0cb9441f7e1f3a68e15ea072fbb8a852017a73d41939be8e2
PDF
Publication page119e96c5fe5ee30064fd14f104d43e2ecbc58edcc956d5fe429d19a788b3b89b
Manifest6587632f11d310d5618c7538a7b76839cf90eeebfb6c20d9dd1e248343b8679e

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
SignatureHyEttxWaA7sEusYP7PClJpnIAojWyqHDPGNmVyI289oZZbTdJaWTJSd4IeFzS+pdrScGFV38j5rUpvND4PumDw==
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

2026-09-17T09:55:51.440872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084104
observed 119e96c5fe5ee30064fd14f104d43e2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:51.423448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084104/manifest.json
observed 6587632f11d310d5618c7538a7b76839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:51.405701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084104/publication.md
observed d67a31909aac22b0cb9441f7e1f3a68e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:51.386854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084104/publication.txt
observed 4e1ad97ff9e1c1164d671605743e6155...
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.