OpenTechnical

OT-2026-000033858

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000033858) never changes.

Identity and time

Publication numberOT-2026-000033858 · never reused
Internal UUID01a0ae75-a391-7ae6-9f78-6037debdf50f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033858
StatusPUBLIC

Content hashes

Canonical text63d7a31bee9b2396af35a194c3065a760ab07a0de53f0a83bcbe2cea15de00cf
Markdownfc2e915e348db86a82a99f66eec3029df497c3b3a4b6e5c8b9e77d5f9b8d35a5
PDF
Publication paged71236f08390bd07ef4b01cce2b985afad56090f778929d63468c461979380fb
Manifest11b352bb1be27b643f74f90df54cd18b2d95d098c4c0b787b4be9cb5c46810d0

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
Signatureg0RPmn0XnZrLDUmOeAMELv0w5xZhgZSRJVZmGTQ5IgoWTqfZBQGHLM4XvahK6yUH9VOLOQm7oo4oEbd4SgNuAA==
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

2026-09-17T11:31:55.155262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033858
observed d71236f08390bd07ef4b01cce2b985af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.138283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033858/manifest.json
observed 11b352bb1be27b643f74f90df54cd18b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.119242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033858/publication.md
observed fc2e915e348db86a82a99f66eec3029d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.100404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033858/publication.txt
observed 63d7a31bee9b2396af35a194c3065a76...
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.