OpenTechnical

OT-2026-000041710

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000041710) never changes.

Identity and time

Publication numberOT-2026-000041710 · never reused
Internal UUID01a0ae79-e8a1-759b-a827-52bd7a09d662 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041710
StatusPUBLIC

Content hashes

Canonical textef10d84434eb3241b439945fe25d3ecfbf6f1b191283fcca942df99dff431f1f
Markdown5be0bfc2553c7030bad6d903eb5c9c2af7e55e33ca086e4187aefa539bcb0abd
PDF
Publication pagec24486e17050de2b4efc054d22212441c0eb0659c2c09ae6a85b1a26f2531a3d
Manifest144944402c799bc72bc90ac1ab6f27cb9615c44cbf36f2d240617ee9ef54875f

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
Signatureo0SVq3YezXzf9LW24JZh8pHVBMZO1GKAIYqJ9OvhJu7gtlfJ9L5JJQ6tzQhzNkG63tp9z1y+yLlGamTQVcc3CQ==
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

2026-09-17T11:16:32.727701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041710
observed c24486e17050de2b4efc054d22212441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:32.708185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041710/manifest.json
observed 144944402c799bc72bc90ac1ab6f27cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:32.688710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041710/publication.md
observed 5be0bfc2553c7030bad6d903eb5c9c2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:32.648029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041710/publication.txt
observed ef10d84434eb3241b439945fe25d3ecf...
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.