OpenTechnical

OT-2026-000011213

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, 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-2026-000011213) never changes.

Identity and time

Publication numberOT-2026-000011213 · never reused
Internal UUID01a0ae6c-540f-75d0-b598-a8d6c3106232 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011213
StatusPUBLIC

Content hashes

Canonical text1a545c109de2ab07b6f135f8c1955669f4d80cee0b4e016d0a95865338e7ba8f
Markdowne526bd7076ed97bfb5f852badf077729176b53419cc1aad2d7ebcd254a4a5dcf
PDF
Publication pageea953d1a4e81b724bedacae0ab4def06db4fd41feeaa7bcdf557428aef84b359
Manifestb1dcb5d0dfa68d863e1c041675bddc1a9b055d9b02f349933114e2dbb80846ea

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
SignaturemWRWa15yG27sVBIWvoNr8XS+ZChbJ8Bf1Nj97NZsYnOsLP63NRbKflPJrBZ6Nu2A5zF6O3sfVtmLIQ7ieGb8Dg==
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

2026-09-17T12:14:10.031340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011213
observed ea953d1a4e81b724bedacae0ab4def06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:10.011775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011213/manifest.json
observed b1dcb5d0dfa68d863e1c041675bddc1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:09.991321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011213/publication.md
observed e526bd7076ed97bfb5f852badf077729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:09.972894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011213/publication.txt
observed 1a545c109de2ab07b6f135f8c1955669...
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.