OpenTechnical

OT-2026-000067386

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000067386) never changes.

Identity and time

Publication numberOT-2026-000067386 · never reused
Internal UUID01a0ae8f-6bd8-78ae-ae39-308dfd5524cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067386
StatusPUBLIC

Content hashes

Canonical text49e0070d0b67f5590579a267504c365240896c860571901ffe5d931d82c140b2
Markdown4875811350e7799decb3be1591813d8cbfea91ca82678821cb26324ea82b90dd
PDF
Publication pageb06b6d41774649471eb993aed514062157a545f9b476914ad704f73599375630
Manifestbe222f28e0f69f6272e7d303998145c9804a8f1d9215ce98fe1773c783e09359

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
SignatureuOKKb3OnXnMi0gMB90utXGhdVqMsB4O2fJMrgVA5Cu2L6ThZ9JoC08hNRYxS2onD+w+3IJeU5loS9VgxtX0SAg==
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

2026-09-17T10:31:34.619836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067386
observed b06b6d41774649471eb993aed5140621...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:34.602157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067386/manifest.json
observed be222f28e0f69f6272e7d303998145c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:34.584362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067386/publication.md
observed 4875811350e7799decb3be1591813d8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:34.566062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067386/publication.txt
observed 49e0070d0b67f5590579a267504c3652...
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.