OpenTechnical

OT-2026-000013145

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000013145) never changes.

Identity and time

Publication numberOT-2026-000013145 · never reused
Internal UUID01a0ae6d-6fc8-7172-ac64-8e7860b491eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013145
StatusPUBLIC

Content hashes

Canonical text71e9d290aa7c9af97e3a93d42ca307bea280bbd5e68413da17fd0c010abf5cbf
Markdownf7e0be54a9411973701818ac1f448c4d7b7b562dc72faa14a30d9d0eae430a91
PDF
Publication page86a6232a1cde081a1b2602de88058fc2b5e2fd9aac5db8140dea86bd2e1610d5
Manifest0d1a5a3b9607d5da538e0f61b7153bc6e6fa37e73840b0dd6b9b91909e2eee84

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
SignaturelK7emD7AoO2+p6HyIT3tIOR1/BezF3nl3UeNRtNKj9ILPsoyQdObj3XfRue/aos80ii/xN7GxvTShYeMz/6lAg==
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

2026-09-17T12:09:30.596913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013145
observed 86a6232a1cde081a1b2602de88058fc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:30.575824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013145/manifest.json
observed 0d1a5a3b9607d5da538e0f61b7153bc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:30.554203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013145/publication.md
observed f7e0be54a9411973701818ac1f448c4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:30.532077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013145/publication.txt
observed 71e9d290aa7c9af97e3a93d42ca307be...
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.