OpenTechnical

OT-2026-000069235

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000069235) never changes.

Identity and time

Publication numberOT-2026-000069235 · never reused
Internal UUID01a0ae90-b528-73f6-bf7a-3b2ce5882779 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069235
StatusPUBLIC

Content hashes

Canonical text6ebd64a44387588d88144376c589d6b8249947fdf952dadda236337e50d35619
Markdown7ee6e15af97c4a6f2d8eeda5950eb3f66d91dfed12a06923084c7826b61123c9
PDF
Publication page04e7d401530a986f7eb4c239ac7bb3971ff1c2d7c92c2283894dc795515e9df0
Manifestaac38572bd9e29d342ccf31d0d5a574498b37b12ab3c64214871a2b890be8a92

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
SignaturebDyaZrf/cMc5NbFpSubgj35mT4dNyrmiAzfdPyUvZOkZ1lFY69Gou4Q/Q3N3kGC+VDKvHayeFgpm684AKNO6DQ==
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

2026-09-17T10:27:18.260593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069235
observed 04e7d401530a986f7eb4c239ac7bb397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:18.244210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069235/manifest.json
observed aac38572bd9e29d342ccf31d0d5a5744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:18.226462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069235/publication.md
observed 7ee6e15af97c4a6f2d8eeda5950eb3f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:18.208126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069235/publication.txt
observed 6ebd64a44387588d88144376c589d6b8...
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.