OpenTechnical

OT-2026-000079826

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000079826) never changes.

Identity and time

Publication numberOT-2026-000079826 · never reused
Internal UUID01a0ae96-4376-776b-aa6e-3afb903c8ab0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079826
StatusPUBLIC

Content hashes

Canonical text080601922631ddd8ccf699897922adba6702c6f82d10a64699a3772793c41dca
Markdown7ebf066ea6f06485ab6d4c93fdeb42de4578add496f8a3bbf9332eb057399023
PDF
Publication pageabe02e73614dcba48a590982ae241aa06fbff64a582e1570f1b11a0620a372db
Manifest93dd351af8b9331f28c6c3034702202c5955da849b1b2dc508eedbc4063c2df1

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
Signature+VrTOsXxlgEE9BBMU7dt4v6JMr81Gd9zWJT9OU+aMTACRhjfEdk0mQCZOvhvqPfEFBc0IT3zPWwCKeYFEsuEDA==
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

2026-09-17T10:03:42.548548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079826
observed abe02e73614dcba48a590982ae241aa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:42.530941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079826/manifest.json
observed 93dd351af8b9331f28c6c3034702202c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:42.512041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079826/publication.md
observed 7ebf066ea6f06485ab6d4c93fdeb42de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:42.491137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079826/publication.txt
observed 080601922631ddd8ccf699897922adba...
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.