OpenTechnical

OT-2026-000011185

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, vented after set-down

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-2026-000011185) never changes.

Identity and time

Publication numberOT-2026-000011185 · never reused
Internal UUID01a0ae6c-540f-7a12-9855-33077ea5c4e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011185
StatusPUBLIC

Content hashes

Canonical textf2a4b17fc08104170d48194cd7e5098c4cd101938ac93dbec78ee0abec717239
Markdownc5a3b42f35f13e7f7816a185b516e024dc0dd959c5896e8ae5feb5236fee50b4
PDF
Publication paged241c790030707086fd56a5fb98bea19ecbfcc1bc731bd2034c3614a24ca5740
Manifest0c2407cb829863d1707ce987051a861d28c188695c2f18ab1ee1578531f6e114

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
Signature20R88lv7fA7bqPhRpqa8i+dZ+0m1UaKIAzfB5ffTp18dvx5LwbcLFgf+BTldRgMvcsVBPjggFSlVBYa/DcCIDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:07.685778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011185
observed d241c790030707086fd56a5fb98bea19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:07.666104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011185/manifest.json
observed 0c2407cb829863d1707ce987051a861d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:07.644686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011185/publication.md
observed c5a3b42f35f13e7f7816a185b516e024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:07.624373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011185/publication.txt
observed f2a4b17fc08104170d48194cd7e5098c...
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.