OpenTechnical

OT-2026-000066363

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two 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-2026-000066363) never changes.

Identity and time

Publication numberOT-2026-000066363 · never reused
Internal UUID01a0ae8e-8dc4-718a-800e-7a2d123c20d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066363
StatusPUBLIC

Content hashes

Canonical texte0e3daf476f618cdfd643f065ce4f46954f9cc7aaa82d8f1ebee29a3152758a7
Markdown4854e6855740318d9613e763547e9eaefb1a42c1cc5b1657021419751f6be5f2
PDF
Publication pagef97e7b7d5f546335637ee272c93bd1538c1f838c514dd4258d38b8137b835c2f
Manifest5a5de297c39cf56c538b3323494f72bdfd27cecaccdca3bdacf3f48362315dd5

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
Signaturexx33+mI0LMBgXJ1UVTlK89M3BXe9ECBsHRse7fSxi3la+yym/xz+0Ol7llMj+4cYjZxmjbu3YXoJPhNBzUtGBQ==
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

2026-09-17T10:33:33.639157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066363
observed f97e7b7d5f546335637ee272c93bd153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.620229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066363/manifest.json
observed 5a5de297c39cf56c538b3323494f72bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.601159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066363/publication.md
observed 4854e6855740318d9613e763547e9eae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.582665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066363/publication.txt
observed e0e3daf476f618cdfd643f065ce4f469...
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.