OpenTechnical

OT-2026-000069465

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before 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-2026-000069465) never changes.

Identity and time

Publication numberOT-2026-000069465 · never reused
Internal UUID01a0ae90-b52a-7ea2-b29c-dda8ca47a363 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069465
StatusPUBLIC

Content hashes

Canonical text4ece056ee2617f945285d03771147af18563f783639504b427039f048a3c3b05
Markdown02e66455ce5da76850ef09abaaa0e73a43dfb06549da78f79640bbfaa633e401
PDF
Publication page2b4f15e556213d93a5bd29a307b07c4c4f2b02f1d61aa99ef7f8f4443f9217fe
Manifestcad53eb069f2cbd9bf1433b9f0b4f00f7149c4d6f1cb29d00c0cb552386ae37a

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
SignaturewGThguKVBhR98pN8FKsHgS4Nflht9uj1ikOKNCvDrH3Hxoo7msyNHIslgCyDeGxEiddjK/0rrXPBbG2j0FyFAQ==
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

2026-09-17T10:30:32.441897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069465
observed 2b4f15e556213d93a5bd29a307b07c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.422617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069465/manifest.json
observed cad53eb069f2cbd9bf1433b9f0b4f00f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.402550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069465/publication.md
observed 02e66455ce5da76850ef09abaaa0e73a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.384608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069465/publication.txt
observed 4ece056ee2617f945285d03771147af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.212182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069465
observed 2b4f15e556213d93a5bd29a307b07c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.194326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069465/manifest.json
observed cad53eb069f2cbd9bf1433b9f0b4f00f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.176234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069465/publication.md
observed 02e66455ce5da76850ef09abaaa0e73a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.160131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069465/publication.txt
observed 4ece056ee2617f945285d03771147af1...
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.