OpenTechnical

OT-2026-000068029

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000068029) never changes.

Identity and time

Publication numberOT-2026-000068029 · never reused
Internal UUID01a0ae8f-c4fe-7cff-a0d9-7e357b00014f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068029
StatusPUBLIC

Content hashes

Canonical textc568697a652db84553739f5a5f52006edd21aa879c2323b4771996b5d4b918dc
Markdownf46590e79817c8491469d81ef4acc6010068cca6ed84bd69ae0d9c849befc8dc
PDF
Publication page362483293d18703936abb51b81d57bfb1a0cceca28ab93ffcae3c2cc9b066cbe
Manifesta7dfc62eb910aca6242aecc4ec9a11c5a8af24b159261d630e1c3200163eb9f0

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
SignaturePMFNSEqrG1HaKGDInNENj10XT4nV/FY3iMWhaxQtLQnTKQeGHGnGGdnLV+noB4LyKNiqKltHUtIajr2j7Rs+Aw==
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

2026-09-17T10:30:35.507208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068029
observed 362483293d18703936abb51b81d57bfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.489158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068029/manifest.json
observed a7dfc62eb910aca6242aecc4ec9a11c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.471214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068029/publication.md
observed f46590e79817c8491469d81ef4acc601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.453246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068029/publication.txt
observed c568697a652db84553739f5a5f52006e...
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.