OpenTechnical

OT-2026-000050035

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000050035) never changes.

Identity and time

Publication numberOT-2026-000050035 · never reused
Internal UUID01a0ae81-fd78-722f-883a-f7ff8d2071ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050035
StatusPUBLIC

Content hashes

Canonical textc43234f221ecfc53a0f4f62793395b0872685abcfe53a88a692211ce2618f130
Markdown5c604fc05ee5f709810e12d556b9349f3d7433e670f89515ba865a023c86f11f
PDF
Publication page9990ca6c2ce853a99cf5232489059f14371242dd786c12b101e2a4afed91acb2
Manifesta2d639bc0d06a0d79adb39761789220c95e0dc382b7961bca50ed1dca0729167

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
SignatureIufqxOBey1CjpTimJhw1iFAA1X7k8+uD6yNvjyIA1cYonVmR2ZwLPzbNMx+7FaFspwXZ0RUIY/x8NLyddo6EAw==
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

2026-09-17T11:02:00.619771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050035
observed 9990ca6c2ce853a99cf5232489059f14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:00.601846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050035/manifest.json
observed a2d639bc0d06a0d79adb39761789220c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:00.581574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050035/publication.md
observed 5c604fc05ee5f709810e12d556b9349f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:00.564749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050035/publication.txt
observed c43234f221ecfc53a0f4f62793395b08...
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.