OpenTechnical

OT-2026-000034586

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line 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-2026-000034586) never changes.

Identity and time

Publication numberOT-2026-000034586 · never reused
Internal UUID01a0ae76-1ed0-724f-883e-f50d1198c001 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034586
StatusPUBLIC

Content hashes

Canonical texte519133aa6fe8c53bd26957893be345f4b0fd9f081255521b2fad2594d831de3
Markdown972e65f8d93967d37ec3bcfe2b7f5717c61c3e4c7fb83bde98515bdf67bb0954
PDF
Publication page325cf881e9ac7332604b33eb5c07a783cbf2c985731e20cf0fa1a532dc2dbc5c
Manifest616943570755570995ce8b604b18d59ba7211783b1b78a496dd7436cb4ff262b

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
SignatureT1riskvlqqt/se6v7toOMEOywJt3iFu5P9kVNrvcmOtx/eQGubLGEyGa/7DEzWaVG5yiaKZXTkYai+uC2gEOCg==
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

2026-09-17T11:28:57.633175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034586
observed 325cf881e9ac7332604b33eb5c07a783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.614015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034586/manifest.json
observed 616943570755570995ce8b604b18d59b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.594943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034586/publication.md
observed 972e65f8d93967d37ec3bcfe2b7f5717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.567500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034586/publication.txt
observed e519133aa6fe8c53bd26957893be345f...
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.