OpenTechnical

OT-2026-000040709

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, sustained 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-2026-000040709) never changes.

Identity and time

Publication numberOT-2026-000040709 · never reused
Internal UUID01a0ae79-6d0f-7dd1-bfe3-5350664d6e93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040709
StatusPUBLIC

Content hashes

Canonical texte4c9857c0431b1d2967337d763ab001e4c774f601d2dcb63347a1c75cd380920
Markdown73569a6dfe477725bd0904560e02f88a75baf81f44f97470ee7d8e49374e29bd
PDF
Publication page28f6d87035f18cb1aae0eee7a1208b4930acd3695f9d6c7a9344e738c40d10e9
Manifest681e58f865212810e666de0d9d966be264750d996c4882a4dbc0d1298136dbe1

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
Signature4LhiKEn5e+VN7pHBdziX18Eg3qOCZOxSVR4eckfc78SNPpBFYYZJMol43/sZHHs9fK2nnDUptwRAxmBq0ApCAg==
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

2026-09-17T11:17:54.635483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040709
observed 28f6d87035f18cb1aae0eee7a1208b49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:54.618023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040709/manifest.json
observed 681e58f865212810e666de0d9d966be2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:54.600427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040709/publication.md
observed 73569a6dfe477725bd0904560e02f88a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:54.583971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040709/publication.txt
observed e4c9857c0431b1d2967337d763ab001e...
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.