OpenTechnical

OT-2026-000063116

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000063116) never changes.

Identity and time

Publication numberOT-2026-000063116 · never reused
Internal UUID01a0ae8c-94aa-7539-b91d-acba2c276446 · 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-2026-000063116
StatusPUBLIC

Content hashes

Canonical texta1a70830a99b0f7ef306aefa78d0d759ab1e8fa6ca681e4550701eab1e35a339
Markdownaa00f5b8f1992cbfc04049d07a1fb182b761379c511c8e5646dfc53566adfb5c
PDF
Publication pagea551bc18f9ea21127c52d72082212412e8214a3c46977008b2212dc2963da13f
Manifest36673228c5c4ea20a0d3be20cbeebeea92e2e083477fa9deef0715b08cde8c10

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
Signaturec4KZqoHjGx5WaZmWJW6h1C2jOykY7TU6Fvs/sUdtQoLRtrAMOEH9B/2GqkM96A8gVcKLgN97GcS855UTyoODAQ==
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

2026-09-17T10:38:53.668730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063116
observed a551bc18f9ea21127c52d72082212412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:53.651940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063116/manifest.json
observed 36673228c5c4ea20a0d3be20cbeebeea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:53.617423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063116/publication.md
observed aa00f5b8f1992cbfc04049d07a1fb182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:53.583597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063116/publication.txt
observed a1a70830a99b0f7ef306aefa78d0d759...
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.