OpenTechnical

OT-2026-000025762

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000025762) never changes.

Identity and time

Publication numberOT-2026-000025762 · never reused
Internal UUID01a0ae71-a83d-7de4-a99a-b4a2712d9069 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025762
StatusPUBLIC

Content hashes

Canonical text9a03412f973ff2ad2d1e76376c7f2f3c70997b98c414deda410eb630731456f0
Markdownafb12116e98ecd81c162c265af5cb892493b254910dcc162ac6d65719dec6880
PDF
Publication page4f43d649f20319952642b584b878119e296f5ad041d962a386c131381683fa8b
Manifest3769b7463a340dfe6c30989a19cde112c78fe9a33804433c4eed382e6a2149e0

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
Signature+E3cfrWV8GKaTVydE5Z1zFWzbFtkr+Vtk7u9nV1tloMFw+iVEmPgrDl/765rcwuRjRsJf0bp2rJo2Et7x3XGBw==
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

2026-09-17T11:45:56.344127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025762
observed 4f43d649f20319952642b584b878119e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:56.325658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025762/manifest.json
observed 3769b7463a340dfe6c30989a19cde112...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:56.306751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025762/publication.md
observed afb12116e98ecd81c162c265af5cb892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:56.287889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025762/publication.txt
observed 9a03412f973ff2ad2d1e76376c7f2f3c...
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.