OpenTechnical

OT-2026-000079011

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000079011) never changes.

Identity and time

Publication numberOT-2026-000079011 · never reused
Internal UUID01a0ae95-ccbe-76a3-b6d7-7cd7c5ecad8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079011
StatusPUBLIC

Content hashes

Canonical text549945a011b5e86cf0a564f0daa89e7f30934a9141a860ffb6fecb81a9f13d4a
Markdownd102cee37f9bf114b6c3540ac28e78847a29633329377df14b0c06278e6ddaab
PDF
Publication page14a624820dacfb1136adc9eb09295b254948945237b24683244b62c82ed8eedd
Manifestd533aaaa682f24012f7fd14f7943ee3e100579e826f0f974aa753eb3a8b30586

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
SignaturehpXdJH+TRyXXM8YHEAtTRMBWLeCMbw27aMQ9kdXU2ITH2yUh9+Ca6cV3gYxJ7lf+TEOcUEH5XARfSs/sZZ/yAg==
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

2026-09-17T10:05:50.794416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079011
observed 14a624820dacfb1136adc9eb09295b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.775802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079011/manifest.json
observed d533aaaa682f24012f7fd14f7943ee3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.755958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079011/publication.md
observed d102cee37f9bf114b6c3540ac28e7884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.735893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079011/publication.txt
observed 549945a011b5e86cf0a564f0daa89e7f...
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.