OpenTechnical

OT-2026-000068374

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000068374) never changes.

Identity and time

Publication numberOT-2026-000068374 · never reused
Internal UUID01a0ae90-2480-7abb-81f3-da7b178eaf1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068374
StatusPUBLIC

Content hashes

Canonical textea2b698bf86a0f241cb5c1b41b4cfd054ffe74820d9ae3d70d8f9a8ad2429d97
Markdown00b934d07954e6a83eb96d89db881d70ae6b11bc10c6bd4bb28dc8601d2f4e1b
PDF
Publication page1b9359d483400059462dc03d4986b6718a39029f9db7bc83c7f8ef89639dad0b
Manifestb85b81a4e3122af5fba31158a76236ca5faed995e59223544760a8c0cfc88808

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
SignatureK+YbpMZluyEGmAlqei8wCtTUIfdow70miFGFQ337U+fCVdcExgA7ng/9sjH1jTjNYbOGuM5gVuCXsujNeJbhBQ==
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

2026-09-17T10:29:25.569640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068374
observed 1b9359d483400059462dc03d4986b671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.552866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068374/manifest.json
observed b85b81a4e3122af5fba31158a76236ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.533768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068374/publication.md
observed 00b934d07954e6a83eb96d89db881d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.516872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068374/publication.txt
observed ea2b698bf86a0f241cb5c1b41b4cfd05...
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.