OpenTechnical

OT-2026-000017758

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000017758) never changes.

Identity and time

Publication numberOT-2026-000017758 · never reused
Internal UUID01a0ae6e-96fa-7bd1-a613-041649f5a6cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017758
StatusPUBLIC

Content hashes

Canonical text366358919f866c32447f1a93a944cb1d3a4ce9823138fc03eadadd6c05b734fa
Markdowndbcd5346d47b2d4a5456597500e9600d939258828808a2441a62f41883af2afb
PDF
Publication pageb246c11d8b9995957eb9309d9c0135ade50deab7d3c550275ef08402505fec4e
Manifest2cd85e918d82c10a5a208032fa84a9a33f09c93d179cc96c04edd992d9723f42

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
Signaturetp71szjQ/yQIBgNciO8YVq4LMF+eY2WDL/gEfZ5bQ7OuWBaiOsJsAypz1RyReuPK8yMLMH3Xrwj+KiwN0+5LCg==
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

2026-09-17T12:01:42.843315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017758
observed b246c11d8b9995957eb9309d9c0135ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:42.826499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017758/manifest.json
observed 2cd85e918d82c10a5a208032fa84a9a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:42.808138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017758/publication.md
observed dbcd5346d47b2d4a5456597500e9600d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:42.791019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017758/publication.txt
observed 366358919f866c32447f1a93a944cb1d...
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.