OpenTechnical

OT-2026-000008288

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, vented 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-2026-000008288) never changes.

Identity and time

Publication numberOT-2026-000008288 · never reused
Internal UUID01a0ae6a-908e-7ae8-9d62-288b486c535d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008288
StatusPUBLIC

Content hashes

Canonical textfe70a76dc347deabdbdfe665c1a6f3517277be050586afaf414d218d537eafd8
Markdown0969b195c2c6290c57002ffd2eee42a16955b1903666c9824ecb076f39421cd8
PDF
Publication pagedade17b7c9a4c9c7c67d07e0c222c81c86a3d45cfbffb229afef135ce593abee
Manifest29fbb5d797994fa1c58940fc971131c012204de98f34e534ec67df9c458302c9

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
SignatureB7o43VtRXAbhpKd/0r5zIa9MD0kqDsV64nzMEaf92dyYaqmDz//ep2F6U3hWTDfLto5/zj+chzee/qOO7xEBAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:43.957876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008288
observed dade17b7c9a4c9c7c67d07e0c222c81c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:43.939343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008288/manifest.json
observed 29fbb5d797994fa1c58940fc971131c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:43.917306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008288/publication.md
observed 0969b195c2c6290c57002ffd2eee42a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:43.896973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008288/publication.txt
observed fe70a76dc347deabdbdfe665c1a6f351...
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.