OpenTechnical

OT-2026-000063134

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000063134) never changes.

Identity and time

Publication numberOT-2026-000063134 · never reused
Internal UUID01a0ae8c-94aa-72eb-b91f-071a1cbe8d25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063134
StatusPUBLIC

Content hashes

Canonical text8df3e9af3c0778f6059767ddc6629b53d0b0ef7b798b35da21304b5b14d0b5eb
Markdown9c3f38255842a4952c96b9c31e622d1349f2e166ac942958de9697f2a6fde8a3
PDF
Publication page53f22768e4a0d6c71224ceb4ea162209e062c97094cb858ea660bde8360996bc
Manifesta91df6a74a7cc58379ac90699f79b33ce52fa4d78e6eff66311b17352cae0a09

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
SignatureceFuWZwWwnvusP67yCDpmnPJXJ1IYdT3ipJYAHUtwZFKWWQ6kJ/JiSvWdRlB0xXfmM0wb891UtsflKgT4X0MBA==
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

2026-09-17T10:38:54.998671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063134
observed 53f22768e4a0d6c71224ceb4ea162209...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.981747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063134/manifest.json
observed a91df6a74a7cc58379ac90699f79b33c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.964794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063134/publication.md
observed 9c3f38255842a4952c96b9c31e622d13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.948616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063134/publication.txt
observed 8df3e9af3c0778f6059767ddc6629b53...
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.