OpenTechnical

OT-2026-000032090

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000032090) never changes.

Identity and time

Publication numberOT-2026-000032090 · never reused
Internal UUID01a0ae74-bad3-7a49-bab7-d5ec1642122e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032090
StatusPUBLIC

Content hashes

Canonical text2207c89aaada564414169da7d3eb56340bb6a5230bb4c568e91b5eb03fec3558
Markdownbdfcdf88b5425c7a7c4d6d7cc9d5b7f29d1f146bb6215eca61dbaf115f2b7d7e
PDF
Publication pagee976ba135797237fc9148c574053df4aa923c0c1c71bedc2b24524ad79782780
Manifesta3519f1a3763f63d6cad3d4d0863a720676c0225805a61b443ae6b5889322c3e

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
SignaturedlWaZglJYi1kOSXv7FtPY8sf2fNCPDotttTii2cS/fy7Q+QPVmCM/XoVzJQnJoS/fUXnDzz/aHMNL0r+BwkOAg==
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

2026-09-17T11:35:30.892392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032090
observed e976ba135797237fc9148c574053df4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.875451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032090/manifest.json
observed a3519f1a3763f63d6cad3d4d0863a720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.858137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032090/publication.md
observed bdfcdf88b5425c7a7c4d6d7cc9d5b7f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.838000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032090/publication.txt
observed 2207c89aaada564414169da7d3eb5634...
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.