OpenTechnical

OT-2026-000046822

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000046822) never changes.

Identity and time

Publication numberOT-2026-000046822 · never reused
Internal UUID01a0ae7e-d0f4-7a18-879a-e5bbafe75d49 · 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-2026-000046822
StatusPUBLIC

Content hashes

Canonical text18ad55a98eb3722efd61fad3f063a8f1b0d1af0bccbe4d7e0eabe3984ef72937
Markdowne7eb9d71cbfb29d57de701df2c466f04a43465fc0f2cc0575c054b3f6d42809a
PDF
Publication page492e558250b161892333058ac778f775c1710ec620daa9e944d1196ea5a43972
Manifest485f39c23b8766724461e1f3a89308a90214c43258a7e5ddb5675166c2d41e81

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
SignatureTYJbrfOIyndjerrGPkb6aqXtCOtOwL5OWOqXKk+hF796nDviBxIAJ1PLpcm3/qiPH4QrIGn1/Lc93PfWgjt1Dw==
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

2026-09-17T11:06:54.917987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046822
observed 492e558250b161892333058ac778f775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.900457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046822/manifest.json
observed 485f39c23b8766724461e1f3a89308a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.882101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046822/publication.md
observed e7eb9d71cbfb29d57de701df2c466f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.863432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046822/publication.txt
observed 18ad55a98eb3722efd61fad3f063a8f1...
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.