OpenTechnical

OT-2026-000010598

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, vented 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-2026-000010598) never changes.

Identity and time

Publication numberOT-2026-000010598 · never reused
Internal UUID01a0ae6c-0ee7-745e-8f80-a2046c5b5e1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010598
StatusPUBLIC

Content hashes

Canonical text1668bcbff2d647f6224d28fc5b2f00de08df061f52212fcd1792b69f21aa9f82
Markdown4cee39d1e913d9284023e4c0408e4401ec975dae3d5c1555225a722ffc4493a7
PDF
Publication page26ceecb98d1fc1148b214a06ca5193ee8af73e7bf6fa33ed01e8f4becdd097bd
Manifest780014bb6ec6b69b00241e61219905b39a9478d5a28a4aa007618b3893ced2b8

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
SignaturekkcBY+sMjMw/j+WjK3EZ/xc8mg9vU5v9LXju1et3KlUbvtC/GaPLD/UMUWZK01+if20XhbC1h2/a5r2ytAgXCA==
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

2026-09-17T12:14:47.106639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010598
observed 26ceecb98d1fc1148b214a06ca5193ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.086548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010598/manifest.json
observed 780014bb6ec6b69b00241e61219905b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.067599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010598/publication.md
observed 4cee39d1e913d9284023e4c0408e4401...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.044856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010598/publication.txt
observed 1668bcbff2d647f6224d28fc5b2f00de...
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.