OpenTechnical

OT-2026-000040586

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000040586) never changes.

Identity and time

Publication numberOT-2026-000040586 · never reused
Internal UUID01a0ae79-6d0e-7eb9-addc-192db955e084 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040586
StatusPUBLIC

Content hashes

Canonical text8e26899924f40e159a6ea94262e9cccb074c5508001afa3b4f5380af5440b576
Markdown25023fde51dd951bae4f9868ab057c4223e2316b957a5d1790d3d972b1b62f5c
PDF
Publication pagea183d27ec64f311f38f09cb2ffda814f7c9f3ad7c8db31c5fc79def0db7db56d
Manifest19e35e5e2cd60d09ba4e4d9270af552dbef0da861440332b649d8ea30b2e1c9f

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
SignatureHOSCEX7EcRO+LJs1ml77h4SB+TSYrDrE98Wr16yWllxQBxsm+U6d4c2d6nlg5crQruTaYAm8wEL9Le3spYoiDw==
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

2026-09-17T11:17:45.328046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040586
observed a183d27ec64f311f38f09cb2ffda814f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.309787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040586/manifest.json
observed 19e35e5e2cd60d09ba4e4d9270af552d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.292158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040586/publication.md
observed 25023fde51dd951bae4f9868ab057c42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.274262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040586/publication.txt
observed 8e26899924f40e159a6ea94262e9cccb...
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.