OpenTechnical

OT-2026-000025132

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000025132) never changes.

Identity and time

Publication numberOT-2026-000025132 · never reused
Internal UUID01a0ae71-5fa5-7f3f-9457-a9557c6c0e10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025132
StatusPUBLIC

Content hashes

Canonical textab9f07b5960c4fe0cfcc3170c2ec2ae932ac7c89a6c0c25793aba4f011f57c07
Markdown6ded08aa33f9b2021e3ece65a6e7f66e0436705e80d58ea14bd1337e5617e27d
PDF
Publication page7a3f40371aff0818e300d73b34f60a3172c2f9457e93f2ebcd577bef554ebace
Manifest96158eac585ad715287df6681e4f67e0b46aac91a5677c740a94d162794eedec

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
SignatureNEZoK3AZ+rm+mPf7kJ3fLBI4mJp3TUy1NLw+jY1SiWKOWHxSyKTs0MEF8Vkun0QSSTZPqADdsRTLlISWEPc7Aw==
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

2026-09-17T11:47:00.761286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025132
observed 7a3f40371aff0818e300d73b34f60a31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:00.745115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025132/manifest.json
observed 96158eac585ad715287df6681e4f67e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:00.727378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025132/publication.md
observed 6ded08aa33f9b2021e3ece65a6e7f66e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:00.679391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025132/publication.txt
observed ab9f07b5960c4fe0cfcc3170c2ec2ae9...
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.