OpenTechnical

OT-2026-000034993

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034993) never changes.

Identity and time

Publication numberOT-2026-000034993 · never reused
Internal UUID01a0ae76-6a1c-7f83-99e8-b2240e541767 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034993
StatusPUBLIC

Content hashes

Canonical textf886a349c8ea789bbb28ce28d8a654774019f50b51481d297ac16c2c0240cf74
Markdown1af1131a4193e924b1c558d54766d96ac2a488fef591c5867f3ef28cad2814e6
PDF
Publication page5a43991ccab5c4e73bb3a07d4ad9e6683e0ee3df15d79a69563233345e2ffb06
Manifestf0fe629094499b6aec36718a152e740a41cac96b7dc5768553db2428c09693f7

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
SignaturedB7H7kLLWI9mVDR6HdNOhiVIlzVJAGMJGHInZH45lj+0qe39mD8zC5oTZFxBmY+6h9mZxgCXAWjcg+W3Vhl9DQ==
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

2026-09-17T11:27:55.941346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034993
observed 5a43991ccab5c4e73bb3a07d4ad9e668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.922870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034993/manifest.json
observed f0fe629094499b6aec36718a152e740a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.904451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034993/publication.md
observed 1af1131a4193e924b1c558d54766d96a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.887048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034993/publication.txt
observed f886a349c8ea789bbb28ce28d8a65477...
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.