OpenTechnical

OT-2026-000030559

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000030559) never changes.

Identity and time

Publication numberOT-2026-000030559 · never reused
Internal UUID01a0ae73-e505-7c34-84e3-c3b9f2066d1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030559
StatusPUBLIC

Content hashes

Canonical text42df4f1f05a80db741dee45e34ebf10e7f13b96aeda84494e4c8c198667620ec
Markdown9b1717e14946234e30193b0cf36ad1b71c39cbfd560ec850ff9b3e2d485be95f
PDF
Publication pagea1734b92bb6a4f34eb2a4d8d621a37151db3594209ec654c99bea5ce65a814ec
Manifest629d8d97f4699649f4ba29eace29bbd1ca187a328aa3389203d728680444ba90

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
SignaturevgzW1f8p4org7PsOCDrHJ0jqXBQgrfe4IrZjaAD1oqiwKdvCDLlQhlf2+c1RfDYJyMEnkgboBjVj44SgZcWpBw==
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

2026-09-17T11:38:25.733453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030559
observed a1734b92bb6a4f34eb2a4d8d621a3715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:25.714332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030559/manifest.json
observed 629d8d97f4699649f4ba29eace29bbd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:25.694415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030559/publication.md
observed 9b1717e14946234e30193b0cf36ad1b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:25.675547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030559/publication.txt
observed 42df4f1f05a80db741dee45e34ebf10e...
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.