OpenTechnical

OT-2026-000038070

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000038070) never changes.

Identity and time

Publication numberOT-2026-000038070 · never reused
Internal UUID01a0ae77-f88b-73c6-b3aa-40d406c35340 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038070
StatusPUBLIC

Content hashes

Canonical textea461c52ec5570f12360efe33d000bddc70e0bb37895dfbb5c4617f36008db29
Markdown287a2c49014fef4e592f6827705627e6824c2f40c009ad624017dd11935a124b
PDF
Publication page2064f5a4e981b084500161c8a400486097864057d82390b9ffe23a1e019b2fb7
Manifest909063d1da51103c76bc5557a12e3a92d08623d713a1e575353effbbab0e77b5

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
SignaturedTeTD6AZsSzkW8X0CHUbmlIz1nz8H4v497wdWwyEUpPJ3gGskjhURIHnUMw3y0YXD8hWAs0HkChS5OzlsqD6BA==
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

2026-09-17T11:23:23.726976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038070
observed 2064f5a4e981b084500161c8a4004860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:23.706823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038070/manifest.json
observed 909063d1da51103c76bc5557a12e3a92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:23.688357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038070/publication.md
observed 287a2c49014fef4e592f6827705627e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:23.670064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038070/publication.txt
observed ea461c52ec5570f12360efe33d000bdd...
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.