OpenTechnical

OT-2026-000033785

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed blow-off 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-2026-000033785) never changes.

Identity and time

Publication numberOT-2026-000033785 · never reused
Internal UUID01a0ae75-a391-7029-95cc-829136c1e213 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033785
StatusPUBLIC

Content hashes

Canonical text21e231c6db843d0db75ed2bf88588c3a13a02e63dc0430bfe69467d692fffb5a
Markdown6461ff5800c95c169d6c522e825deff3b7a199298c5eca0a843ad876010bca8c
PDF
Publication page1c75d5d275a409a6b74740794a48c0bd12f89dd3db7be939e07a286582deaa41
Manifest4c45e923143b8111925971c49b7e7919978948868310a608dca16ff1459ddf79

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
Signaturerrn7dwuKTct7hXeSAnwRaTLS7bxPGjSec9OXbKapxCD/hLxxoZAp/gGAGCT53PzJBr6PzssReTfzJx6mtwibAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:49.460599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033785
observed 1c75d5d275a409a6b74740794a48c0bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.442906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033785/manifest.json
observed 4c45e923143b8111925971c49b7e7919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.424367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033785/publication.md
observed 6461ff5800c95c169d6c522e825deff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.406442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033785/publication.txt
observed 21e231c6db843d0db75ed2bf88588c3a...
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.