OpenTechnical

OT-2026-000083022

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000083022) never changes.

Identity and time

Publication numberOT-2026-000083022 · never reused
Internal UUID01a0ae97-c961-70b8-a662-01d920ad273c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083022
StatusPUBLIC

Content hashes

Canonical textb0ea5675115f50f5e531583bc3ed12ebcf1dfd53235f2b994df116ac41f1b3d1
Markdownef5359104b8b4bf998fb080d0e73f4415b4353f512e0351bc94697ab0282e557
PDF
Publication pagebc60b4982adde1886c62bfb59e15c2f84f46ebc614f43bc8c819ef70515e3993
Manifestdd2b952766e3a961e8f724e17cf556190a24dd40bbe488fc3b77173f8c4cee5c

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
SignaturezXqjdRB29Fr1nfUu+qFdWOnooO+gjjrREbCydJKXQCxMj5WodNIUD2glgbc1xufkqLbdfFkxcGe//+WRMuVxBQ==
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

2026-09-17T09:00:19.595548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083022
observed bc60b4982adde1886c62bfb59e15c2f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:19.566876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083022/manifest.json
observed dd2b952766e3a961e8f724e17cf55619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:19.423730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083022/publication.md
observed ef5359104b8b4bf998fb080d0e73f441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:19.377328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083022/publication.txt
observed b0ea5675115f50f5e531583bc3ed12eb...
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.