OpenTechnical

OT-2026-000067106

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000067106) never changes.

Identity and time

Publication numberOT-2026-000067106 · never reused
Internal UUID01a0ae8f-14ff-7059-8896-1ab7ad018370 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067106
StatusPUBLIC

Content hashes

Canonical text21b690dffed312ce1e4b5884743a793dfd8bb336cd1a11a28b2c3fda7f00cd51
Markdownb7fd9f552bfc93fb9f1c97690edfbb6810a272748b37b8b4adb91ce126a7db83
PDF
Publication page1fc060f29b850616bb1dc3e50b9354711ba5e48505d715e850ab8d260e94e9ce
Manifest66995568bc5833eefad7a965ffd955cb74d4f34de09c33ba2f5e2a128aeb585b

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
SignaturenDgj/Is3cvFjaNoiUSpz/f9c0EgjrbklYAKcc1Gqmk5baK4IJOaMpRtrDE73BNG4xlaQ2Ru0MkIV+EONOvxKBQ==
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

2026-09-17T10:32:22.489648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067106
observed 1fc060f29b850616bb1dc3e50b935471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.473169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067106/manifest.json
observed 66995568bc5833eefad7a965ffd955cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.455976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067106/publication.md
observed b7fd9f552bfc93fb9f1c97690edfbb68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.438993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067106/publication.txt
observed 21b690dffed312ce1e4b5884743a793d...
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.