OpenTechnical

OT-2026-000101125

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000101125) never changes.

Identity and time

Publication numberOT-2026-000101125 · never reused
Internal UUID01a0aea3-c378-7b75-931b-a5e5feccbfad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101125
StatusPUBLIC

Content hashes

Canonical text41640a8641d5325f0c2c6bbc00e76c7c0ab3af7a98b291048b62950ecfdd54f8
Markdown19936e3a5235eac7e938f34a120bbb19798ae80b8e2cc1da1c240d2eab1ebbe2
PDF
Publication page70608aba5eca621c01f48e1f8cbe0550264816c102916c1173cf1ffa4beb10a8
Manifeste71d6aa630e4281ef28bdc3155d54d41675291385b2fbdd12205d730d2c9b3bc

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
SignaturedzB+AuzLE+XtxCR1twKWg4erViPyWjlDv4DM56z9/cSdRTYuTn5psGt1RLsqDXwES6oEPjPCoXhJioaL3NIGBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:45.259052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101125
observed 70608aba5eca621c01f48e1f8cbe0550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.241509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101125/manifest.json
observed e71d6aa630e4281ef28bdc3155d54d41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.222350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101125/publication.md
observed 19936e3a5235eac7e938f34a120bbb19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.205939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101125/publication.txt
observed 41640a8641d5325f0c2c6bbc00e76c7c...
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.