OpenTechnical

OT-2026-000093770

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093770) never changes.

Identity and time

Publication numberOT-2026-000093770 · never reused
Internal UUID01a0ae9e-508c-7d4f-a6a7-29bbc2647493 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093770
StatusPUBLIC

Content hashes

Canonical texte6328fa5fb189617eb1f1fb766355bc90d727f93236eefa82d33e2eafaef58b2
Markdown5c2cf4b820a26dbee5be8b63f9ee621454c6cbdffdee2089e1ee49a5c4639cc0
PDF
Publication page503f3db11cfb6f0f72dadd150bf19c53ba37f6c1884dc424e12e77a82c548964
Manifest33eeafbc8706989aee7b5d2421362692cebb147e7915aa5a744a7132a464ddd2

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
SignatureFThY1Q8joaYF74ClxyfzFBH876lgT8XR/zmkoGod2v+fmQfSyoCQ1Ze7ZFen7cAoUCdAYq/27hVuvxN2bmngDw==
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

2026-09-17T09:39:51.401660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093770
observed 503f3db11cfb6f0f72dadd150bf19c53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:51.383022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093770/manifest.json
observed 33eeafbc8706989aee7b5d2421362692...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:51.364239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093770/publication.md
observed 5c2cf4b820a26dbee5be8b63f9ee6214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:51.344621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093770/publication.txt
observed e6328fa5fb189617eb1f1fb766355bc9...
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.