OpenTechnical

OT-2026-000051425

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000051425) never changes.

Identity and time

Publication numberOT-2026-000051425 · never reused
Internal UUID01a0ae83-7c7f-7ad4-bf71-0def54eb4872 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051425
StatusPUBLIC

Content hashes

Canonical text95d39897526cffeae8d34b2aab3b9a216345dc5347f62257f986b4ea30e480f1
Markdown2be11f5ac16970ead6cda373c05b60c4e5c7ea0e3fa2c173f715e568a2836354
PDF
Publication page93b66be299b9ee9bc8f7167c8ff40d7c8c14584df66fd2bf0b491b7ff47502ca
Manifest561da2263a05cfa8754903f7408505c58cecc29120d1a1c5bf27ebd12a7de100

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
Signature1w7OBeGPSpkh9sOvFFrpL2N9NpM1IWPf1qOlkuUSlUXCRyLNBSoTEGn3FxZ/XylF1MHuUxcxympnbNxZ3k1lBQ==
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

2026-09-17T10:58:08.619477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051425
observed 93b66be299b9ee9bc8f7167c8ff40d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.600118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051425/manifest.json
observed 561da2263a05cfa8754903f7408505c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.579491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051425/publication.md
observed 2be11f5ac16970ead6cda373c05b60c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.558777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051425/publication.txt
observed 95d39897526cffeae8d34b2aab3b9a21...
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.