OpenTechnical

OT-2026-000033855

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, 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-2026-000033855) never changes.

Identity and time

Publication numberOT-2026-000033855 · never reused
Internal UUID01a0ae75-a391-7420-8854-6658a18821c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033855
StatusPUBLIC

Content hashes

Canonical textb1b2f4f9dca0a019961eba535a3801d0657fcfba3ccd6153b3fa2ac333a4f5d0
Markdowna35a22ef264e1b7ddef0b99d95275d75044b85cb922f4ac241c3e3da4fdc8800
PDF
Publication pagec63194f8a8cd3183f93c0d0127f84e225cdcb808d43d0ed87635d196ea64be7b
Manifestb3e934e91dc6c641093c282fdaaf5848b20005f1ba8350248c6c74b8b5a4a938

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
Signatureg60sA/pqXW5YSklBHyl4VSOZEtPRsOtiHf4AS4fFq6lR5Syk4/qBxmEM/prFrh4hcr3fvBwUAX7sApVtmRgGAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:54.941382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033855
observed c63194f8a8cd3183f93c0d0127f84e22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.923392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033855/manifest.json
observed b3e934e91dc6c641093c282fdaaf5848...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.906064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033855/publication.md
observed a35a22ef264e1b7ddef0b99d95275d75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.889371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033855/publication.txt
observed b1b2f4f9dca0a019961eba535a3801d0...
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.