OpenTechnical

OT-2026-000045100

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000045100) never changes.

Identity and time

Publication numberOT-2026-000045100 · never reused
Internal UUID01a0ae7c-f768-7632-aaba-84ae171b748c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045100
StatusPUBLIC

Content hashes

Canonical textb4fad60237792e760603cae5c80ac6fc5e0bcba98d118d648ce38894f9027a99
Markdowndce9288637a4fbd9b79fbd265416352fa1f99bc0396f92e6c680513bb5092a87
PDF
Publication page10bba4e7fd110f38c8ab913b15db6519f5b786edb831813ff617919fc544d216
Manifest7fef2fcbe18c90683fe845f2531a0a98abc11c2fbcb3920dc3a6bb351755e973

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
SignatureLUmwl3wQDCBBEDXD3t72U9ai9YoW+KC/g5NbOHnMVmp869Tf9xeuRplrupA5DY5lG+Qpv6I5wEbhRIeKDopDAw==
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

2026-09-17T11:10:14.174998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045100
observed 10bba4e7fd110f38c8ab913b15db6519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.117929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045100/manifest.json
observed 7fef2fcbe18c90683fe845f2531a0a98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.096731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045100/publication.md
observed dce9288637a4fbd9b79fbd265416352f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.041765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045100/publication.txt
observed b4fad60237792e760603cae5c80ac6fc...
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.