OpenTechnical

OT-2026-000033845

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000033845) never changes.

Identity and time

Publication numberOT-2026-000033845 · never reused
Internal UUID01a0ae75-a391-7fe6-9ec4-38b22eff329a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033845
StatusPUBLIC

Content hashes

Canonical text366e99c95403882a7278b2351322c113bc4e7749af8b0628d20789645876d983
Markdown7c4dd70b1ac1a05707954c222f66dc0770da81e3f6c515c5ff345eebecbf6dc9
PDF
Publication page65b922e8760d47e3bb0f1daa35b47bd969bcaad6c58c247288b3694e4d77ea79
Manifest9ae142f3f7cca8ec060e7c29a5952f46f3c0143ef4dfad6eeab66873b9b55a45

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
SignatureLQM++3dMOBTVI/Y5rgmwlM3jTNiS5H7Y3lMG+JDspBSc+ujsZp0kO61qWJtGohqDNFMaGqQhhDUy3ykXKSTlAQ==
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

2026-09-17T11:31:54.172876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033845
observed 65b922e8760d47e3bb0f1daa35b47bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.154709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033845/manifest.json
observed 9ae142f3f7cca8ec060e7c29a5952f46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.137411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033845/publication.md
observed 7c4dd70b1ac1a05707954c222f66dc07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.115822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033845/publication.txt
observed 366e99c95403882a7278b2351322c113...
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.