OpenTechnical

OT-2026-000026198

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000026198) never changes.

Identity and time

Publication numberOT-2026-000026198 · never reused
Internal UUID01a0ae71-a841-7de4-9bc4-8ad83f2eac53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026198
StatusPUBLIC

Content hashes

Canonical textef5bbb9db620a2a99337bcd7f575e97b3d1ec00be13c28f2d83a4847483cfa57
Markdownf79fd4eafedb426a26875c0437ab535d28345ef52d56b2d69bc24d17fc4aceaf
PDF
Publication pagea5fb05abb61d7ed441b23009dd0048e4914cba3c8b777515e56a78d578872fa1
Manifest626bbc533c5b81418fd8832f6eb3b5d1a434f8bb0816c68043a3acfe7cd4b75a

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
Signature1THJNIxSKZSGIyNFoIlHjF+gA+KLxnbZqT6ZAi5BeYFp+sTrkYkm7VqnMhwzGobt0NCfMMT5/B/Wq1FxCnMmCw==
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

2026-09-17T11:46:42.804625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026198
observed a5fb05abb61d7ed441b23009dd0048e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:42.776997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026198/manifest.json
observed 626bbc533c5b81418fd8832f6eb3b5d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:42.759219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026198/publication.md
observed f79fd4eafedb426a26875c0437ab535d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:42.741990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026198/publication.txt
observed ef5bbb9db620a2a99337bcd7f575e97b...
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.