OpenTechnical

OT-2026-000099959

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, sustained 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-2026-000099959) never changes.

Identity and time

Publication numberOT-2026-000099959 · never reused
Internal UUID01a0aea3-1473-748e-afe1-5344466fa95f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099959
StatusPUBLIC

Content hashes

Canonical texteb3b31d5218748d60ab4cae1f6ebb8cfb995d5eab45b302ef05b52adb06bfbcf
Markdown50010f50282a4b4e7c3d9d50d1ac5232b0bc77207fe4a9d31ee48add413d185a
PDF
Publication page0b5d9f9a6cce80676100f537e7d2dd3646773e46152a1e3a5d2fd5fbd9a7fb08
Manifestd7ea7548bb336d75a2e3bac7add0e7ce078920f80fad02f4e410219f3929a15f

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
SignatureY4hlNETaVmFY5oj9PWI1VGImOBwEacQY4k4oV5MG+9R3itFhGZIyXsAC/XJNdI5D5P6aZa4Fu+hzjFb6/jGqBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:36.959928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099959
observed 0b5d9f9a6cce80676100f537e7d2dd36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.941675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099959/manifest.json
observed d7ea7548bb336d75a2e3bac7add0e7ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.925313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099959/publication.md
observed 50010f50282a4b4e7c3d9d50d1ac5232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.906888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099959/publication.txt
observed eb3b31d5218748d60ab4cae1f6ebb8cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.451672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099959
observed 0b5d9f9a6cce80676100f537e7d2dd36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.435129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099959/manifest.json
observed d7ea7548bb336d75a2e3bac7add0e7ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.417276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099959/publication.md
observed 50010f50282a4b4e7c3d9d50d1ac5232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.399820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099959/publication.txt
observed eb3b31d5218748d60ab4cae1f6ebb8cf...
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.