OpenTechnical

OT-2026-000103378

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, pulsed blow-off 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-2026-000103378) never changes.

Identity and time

Publication numberOT-2026-000103378 · never reused
Internal UUID01a0aea4-e460-77bc-aafb-0955ba6aee41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103378
StatusPUBLIC

Content hashes

Canonical textff256f93a525d53bac0d826dc95c7119eb27f279048b440a40960d1855b48c44
Markdownd90602d26576c8ba362d485f9c105068b33bde78076abca8d2a59ece2101d1f0
PDF
Publication page3fcc309743e0abc043b9bb39e20ed5dad29da3c2b6a98c416685a9b69a0ddf72
Manifest0941503deccd3733c9ff36648ab04e40db81a47b8b9e5e44aa9befbaafc63548

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
Signaturew86YIH3+Vi7lh9zLiBs26j2ntiXAGlniBzoek1Cum+dj3EIO7DdVbwgRLnMeHw0idXabj8lCLMF+jjzz1AlSAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:07.038376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103378
observed 3fcc309743e0abc043b9bb39e20ed5da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:07.022590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103378/manifest.json
observed 0941503deccd3733c9ff36648ab04e40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:07.004619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103378/publication.md
observed d90602d26576c8ba362d485f9c105068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:06.987040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103378/publication.txt
observed ff256f93a525d53bac0d826dc95c7119...
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.