OpenTechnical

OT-2026-000034131

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, supply line 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-2026-000034131) never changes.

Identity and time

Publication numberOT-2026-000034131 · never reused
Internal UUID01a0ae75-df0c-7274-8652-6a954f58de10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034131
StatusPUBLIC

Content hashes

Canonical text20237591957ef81e56b60994045016203593af3a3ea64214f3eab0471034c5ce
Markdown6155b01feca77005bad2bfaafeee6ed5ac95163e3b7f9883e63cf4853f5c0488
PDF
Publication page8bbd7d40acea820c3aa6e27e7b8b86d83ca3a1c209e1921f52a5e80e90d1a712
Manifest981eab033746aa31c58cd7e95a7fd1d53e67304003ff6fc283f48c9c436d35d2

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
Signature/zY3yxBHWrsst4TbzjdY+WoqbYjP/HSTY0xFhVf5p647KkL1VMRW/GsI4VUeoBsuEw76UU+Q3O498As7LVKSCA==
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

2026-09-17T11:30:31.501038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034131
observed 8bbd7d40acea820c3aa6e27e7b8b86d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.482893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034131/manifest.json
observed 981eab033746aa31c58cd7e95a7fd1d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.464930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034131/publication.md
observed 6155b01feca77005bad2bfaafeee6ed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.449219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034131/publication.txt
observed 20237591957ef81e56b6099404501620...
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.