OpenTechnical

OT-2026-000076830

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000076830) never changes.

Identity and time

Publication numberOT-2026-000076830 · never reused
Internal UUID01a0ae94-b070-7d30-baec-9d9773c39ead · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076830
StatusPUBLIC

Content hashes

Canonical text7284d5df999e1b7a67a1b7ac6591feead222289f90cfb5249901479f838bf42a
Markdown4b52f6ec5e8404396c96ac42a664ef385c0f9568cb5c4e0e7cf10d70eec24d3f
PDF
Publication page3b933196f9b51265d80040b5ab17747fce9403ba5eed7e3aadc351bd27a7eb91
Manifeste7f9a9f69f3d5f623bfd558502cd15cc4e305d86ece39367c6733e9d8e7bad3e

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
Signaturekv+bB3q/je9oI+gFvlwXlc4xd4j76Dgl3ZA2o5a+SxeEX/3YnMStLEt18n73OuV1gadyliDtqITo0gEeMJefAg==
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

2026-09-17T10:09:42.617738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076830
observed 3b933196f9b51265d80040b5ab17747f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:42.598327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076830/manifest.json
observed e7f9a9f69f3d5f623bfd558502cd15cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:42.579971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076830/publication.md
observed 4b52f6ec5e8404396c96ac42a664ef38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:42.564319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076830/publication.txt
observed 7284d5df999e1b7a67a1b7ac6591feea...
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.