OpenTechnical

OT-2026-000024154

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000024154) never changes.

Identity and time

Publication numberOT-2026-000024154 · never reused
Internal UUID01a0ae70-e8c7-7562-b07d-3d6fa07b8123 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024154
StatusPUBLIC

Content hashes

Canonical text2578a1404cef055fdc830fcee388b9845c86da3f3bbb4b005f91fca467c471f9
Markdown11e6b4d7c4284e51c99de84540cac94189e462cf5b8a3897c7a6c0a1af7ccadb
PDF
Publication pagec6a30c0852e7d7082dbb5806ded573ecaf5647af69eb1a47b7507aac53ddcd7c
Manifest0b6f3fcc9d9d1ae30052432a94567d828904d5c60c9f7b9986d1f9249023721a

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
Signature606WI82gDBlO9xbFVfg9oBt3RewQmXJ8AorIv0l4ovt/9f2CedEOqIu9MdZRuEVTmsObozwVt550YO5uRbFfBw==
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

2026-09-17T11:48:35.418031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024154
observed c6a30c0852e7d7082dbb5806ded573ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:35.400928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024154/manifest.json
observed 0b6f3fcc9d9d1ae30052432a94567d82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:35.371409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024154/publication.md
observed 11e6b4d7c4284e51c99de84540cac941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:35.353741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024154/publication.txt
observed 2578a1404cef055fdc830fcee388b984...
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.