OpenTechnical

OT-2026-000046911

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000046911) never changes.

Identity and time

Publication numberOT-2026-000046911 · never reused
Internal UUID01a0ae7e-d0f6-7079-82fd-384e33c77d06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046911
StatusPUBLIC

Content hashes

Canonical text05a615865d3ff48cbf284036fd1929f43b33366c68eddff5cba7f2ddb682a8b4
Markdown3dcb1cc665a3802992dbc89ab90aadeb0673d271c413d43c73d991d3678ad50a
PDF
Publication page79cbd8fc04e3baebcf3d051966519efb1eae6c35a04304c76879cecdc4b1554e
Manifest2fb1033e9e87c974db51cbcd1676406e609c937ad6fb436590181c5d66113085

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
SignatureLgvAnyNC5qnXqeplWYJt7/vHQGN/kD1VOCSVv491IV6mybS7oxFL4xTpfdd1XDZLQ321mbFogFMrwj5Vg1nnBw==
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

2026-09-17T11:10:03.280898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046911
observed 79cbd8fc04e3baebcf3d051966519efb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:03.263384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046911/manifest.json
observed 2fb1033e9e87c974db51cbcd1676406e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:03.243975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046911/publication.md
observed 3dcb1cc665a3802992dbc89ab90aadeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:03.224622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046911/publication.txt
observed 05a615865d3ff48cbf284036fd1929f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:37.744039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046911
observed 79cbd8fc04e3baebcf3d051966519efb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:37.724566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046911/manifest.json
observed 2fb1033e9e87c974db51cbcd1676406e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:37.704188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046911/publication.md
observed 3dcb1cc665a3802992dbc89ab90aadeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:37.686116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046911/publication.txt
observed 05a615865d3ff48cbf284036fd1929f4...
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.