OpenTechnical

OT-2026-000035874

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000035874) never changes.

Identity and time

Publication numberOT-2026-000035874 · never reused
Internal UUID01a0ae76-b4c9-7067-bf2d-5532aac442df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035874
StatusPUBLIC

Content hashes

Canonical textdbcd5100504af1bb51d0bc78c6cd26364986ae135aae730f1b138f193474eceb
Markdown9c9c2389ce8d10cc1f881ddba785b628bee571cd95627bd303f11a3b5654433c
PDF
Publication page6c696d3cab77b4a2ae6cf3753cc46a01b66fe794659e47625acf2ad502e930a0
Manifestdcbf8e76c09ad6f2feb4a98a74207fa241c7ed4353aabb731f438bd5cc331258

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
SignatureJh7oxf4pIzp0qy8KXc0U3eiXu1sUT2Ey5t0GK6MIN/g3h9i3hVN9Bn9R9uGPD8/egi0BxKFqs1c7iSFBrG0KDg==
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

2026-09-17T11:27:36.924450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035874
observed 6c696d3cab77b4a2ae6cf3753cc46a01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:36.903332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035874/manifest.json
observed dcbf8e76c09ad6f2feb4a98a74207fa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:36.885836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035874/publication.md
observed 9c9c2389ce8d10cc1f881ddba785b628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:36.867824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035874/publication.txt
observed dbcd5100504af1bb51d0bc78c6cd2636...
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.