OpenTechnical

OT-2026-000022262

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before set-down

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-2026-000022262) never changes.

Identity and time

Publication numberOT-2026-000022262 · never reused
Internal UUID01a0ae6f-f4fc-7771-aa67-59cd91a1e617 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022262
StatusPUBLIC

Content hashes

Canonical textda38ab60b87cd04a76b534623f1044e93f8c2a9b6e150a01eff813cfe9820f0d
Markdownfbc7a42904b0f290ae8e17c9167c158af6dd75818aeef4a2c3c6c89c9087b233
PDF
Publication page6210014340e1af7a4db4c646fa0cdb166e644557de0ec296437b4d788d156835
Manifestaaf5fb9ca6cde342cf90903e2769633ff7d15c1eb70afc95664de5d079827351

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
SignatureK0+WtsUlUGNkzipaTgPJuSJFkfmjOv5VKUQEqgzK0ye7Y8rJ2hPBtyD+Flz0GWwWE9eUvq4dhxer/PNjb0j1Ag==
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

2026-09-17T11:53:03.664877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022262
observed 6210014340e1af7a4db4c646fa0cdb16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.644473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022262/manifest.json
observed aaf5fb9ca6cde342cf90903e2769633f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.624142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022262/publication.md
observed fbc7a42904b0f290ae8e17c9167c158a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.604069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022262/publication.txt
observed da38ab60b87cd04a76b534623f1044e9...
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.