OpenTechnical

OT-2026-000022133

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off before 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-2026-000022133) never changes.

Identity and time

Publication numberOT-2026-000022133 · never reused
Internal UUID01a0ae6f-f4fb-7e7f-bff1-b333ca98eed2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022133
StatusPUBLIC

Content hashes

Canonical textdc2f7eef956512a8055132460bf90a2188b2cec1817c1fba302c9a6cc70348b8
Markdown111a46f58d763ea4b01e19a10f47184cfba34b0b02250fe1672ca66f2505dabd
PDF
Publication page6e28eb3c59bc4a62404dcdc112331cc8c32bce160cf692830a844ae3dca8efd7
Manifeste1c6ae3d5bb3fc1b267e218190ec30777be55d3eaaed4ab66e0ee263e91f7b2e

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
SignaturesvMeuQ+clOaHagdU3mfxf/PO03YXITOjP+c12nVd/d8u3eC1bAbFZKIi5Cnhm955sO65Oa4mWr4D6rk7OA1bCQ==
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

2026-09-17T11:52:48.392071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022133
observed 6e28eb3c59bc4a62404dcdc112331cc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.375102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022133/manifest.json
observed e1c6ae3d5bb3fc1b267e218190ec3077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.331683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022133/publication.md
observed 111a46f58d763ea4b01e19a10f47184c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.286737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022133/publication.txt
observed dc2f7eef956512a8055132460bf90a21...
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.