OpenTechnical

OT-2026-000071136

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000071136) never changes.

Identity and time

Publication numberOT-2026-000071136 · never reused
Internal UUID01a0ae91-e0eb-7045-9ce8-af5e981c2b75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071136
StatusPUBLIC

Content hashes

Canonical texte7dde7fec077e313561045d3eb8cc36c696ac5173ec3ab0fb4ef2ea8efd20fe7
Markdownb7e33fffeda5eef03df30d0df53b51f6635460b0254e8a13fa5f55b65e57bdf5
PDF
Publication page3411b8223966c6a3ac58febddda490f962d62d3e7ba27d64614d02e6d3be5b5a
Manifest7077cd955597b5791f0a8a883ac335fa48be280650f2e44e68a1b0c9b1b58389

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
SignatureqKfbSAijKW+guWFj/6r2AyvyG1WN/1hHAow7SvnmwWtA16P6mOUgfRFJtX9gyALdOw19MGFPQuFY3gkxFjYKCw==
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

2026-09-17T10:24:38.220706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071136
observed 3411b8223966c6a3ac58febddda490f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.201241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071136/manifest.json
observed 7077cd955597b5791f0a8a883ac335fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.183233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071136/publication.md
observed b7e33fffeda5eef03df30d0df53b51f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.164171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071136/publication.txt
observed e7dde7fec077e313561045d3eb8cc36c...
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.