OpenTechnical

OT-2026-000005430

Publication integrity record

Vacuum cup gripper, per zone isolation, three outlet manifold, two stage ejector, contact triggered

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-2026-000005430) never changes.

Identity and time

Publication numberOT-2026-000005430 · never reused
Internal UUID01a0a938-c44d-703d-8717-e3fc90aa7891 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:57:44.912512Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005430
StatusPUBLIC

Content hashes

Canonical texte665ecf7f8ea137e8eebb1ff79a6a01d2b04d304273ff39e6f7f91d0d675d055
Markdown44d27c0f1b72f81914c709256c00aa5b8eb2f35bbd34c6518c35267787f33327
PDF
Publication page138572596b0e2f14ecb51021fad3abbb334b9052ae9b0a74c81be15171b665ec
Manifesta94675ebdf715e054125fb1f08070e95fc6402f04dbfaa013cd88d95a2c3e44f

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
Signature8vFIMYEvb9MgGrkNwzbhP5+TZSiWR3YJgtKI0E4q4tFIeqi8OewOGDS9HMW+r03kGFH5gBhR29YO+0WU4Q1zCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:10.434481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005430
observed 138572596b0e2f14ecb51021fad3abbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:10.419091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005430/manifest.json
observed a94675ebdf715e054125fb1f08070e95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:10.399443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005430/publication.md
observed 44d27c0f1b72f81914c709256c00aa5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:10.384281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005430/publication.txt
observed e665ecf7f8ea137e8eebb1ff79a6a01d...
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.