OpenTechnical

OT-2026-000064426

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000064426) never changes.

Identity and time

Publication numberOT-2026-000064426 · never reused
Internal UUID01a0ae8d-a461-7e0e-af50-b9de1c93b06e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064426
StatusPUBLIC

Content hashes

Canonical texta9c2a6f1cc97501fed4703a7bf29fd779f447f7ad3c3b9f2d49d37dc492c6913
Markdown012821f8b670b9beeb382a5da8ad47ee94051446d8bdd37e897c0127c20fc913
PDF
Publication page7baaed7b7c0958d4c17f889eb870530573af33e9432ea24b055ee698a564670f
Manifest71a617ddebf26459355d53ba1c1715fdb58d846113012e75dff1dc2f84585083

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
SignatureM/3pzaKtg/cvaV1wyb69mgTnDbj7m4RT7IJkd3xXh+gcWf/qLwe6SzuPujOevCBYuHa1VioOlSwsEKfxHLqXBg==
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

2026-09-17T10:36:36.517887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064426
observed 7baaed7b7c0958d4c17f889eb8705305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:36.500174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064426/manifest.json
observed 71a617ddebf26459355d53ba1c1715fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:36.484354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064426/publication.md
observed 012821f8b670b9beeb382a5da8ad47ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:36.467748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064426/publication.txt
observed a9c2a6f1cc97501fed4703a7bf29fd77...
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.