OpenTechnical

OT-2026-000024120

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000024120) never changes.

Identity and time

Publication numberOT-2026-000024120 · never reused
Internal UUID01a0ae70-e8c7-7df5-959e-8ed7d89d8e8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024120
StatusPUBLIC

Content hashes

Canonical text5aa8a043bfc2773bb9792350a941b7df944f35e663a9786c959248807dd5bbf6
Markdownc8bb23b41e93f25cdf810fbc228f3832056d6b027ca6012ebc74825c2ea770a7
PDF
Publication pagefe9febad84b37d3f009bc1709f42fad981432311c5af909014666be763681ad0
Manifest86ea643431087b26d1ff743250ea3ccdcc4bf8f086774514b013d8355a2f2195

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
SignatureBVlQU8iyflrkk4VJ0+fUNJCAKt2M7XiZphTW/f2qv9FL7NdqEBwsH9vxIjMCwFL8dzHUgh/dhSjpwSerLtRIDg==
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

2026-09-17T11:48:32.820111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024120
observed fe9febad84b37d3f009bc1709f42fad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:32.802554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024120/manifest.json
observed 86ea643431087b26d1ff743250ea3ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:32.784685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024120/publication.md
observed c8bb23b41e93f25cdf810fbc228f3832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:32.766383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024120/publication.txt
observed 5aa8a043bfc2773bb9792350a941b7df...
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.