OpenTechnical

OT-2026-000043862

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000043862) never changes.

Identity and time

Publication numberOT-2026-000043862 · never reused
Internal UUID01a0ae7b-d677-7a40-beb4-fb61b4953f87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043862
StatusPUBLIC

Content hashes

Canonical textdd0230e4853f556af53aa16de20edce5c4f1501b1269f73f7072804605e8108f
Markdown7ffa1a195df2c2eeebf773a1dd12afc56c844a6bc665446345c8fa18882755d7
PDF
Publication pageed5de42966da5e5506c2bb52016f30841a39ca63618ace0da9727e43daffe626
Manifestad24175c4d0c9938bf7cc13ac9d6ffac50121af35c85adff9b754ceb596f1bbc

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
SignatureL6sXLoi/atA63aTEHp6D+GN8+7JzkrYx0L9bJmY9vN7uGPy9pqchARWFvGqVDKY9BAjVVcrqYa7fjovTVTHgCQ==
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

2026-09-17T11:12:10.995659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043862
observed ed5de42966da5e5506c2bb52016f3084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:10.977047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043862/manifest.json
observed ad24175c4d0c9938bf7cc13ac9d6ffac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:10.958264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043862/publication.md
observed 7ffa1a195df2c2eeebf773a1dd12afc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:10.939961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043862/publication.txt
observed dd0230e4853f556af53aa16de20edce5...
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.