OpenTechnical

OT-2026-000036359

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000036359) never changes.

Identity and time

Publication numberOT-2026-000036359 · never reused
Internal UUID01a0ae77-01d0-754c-9770-a362127ad953 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036359
StatusPUBLIC

Content hashes

Canonical textc7c56fb18eefc89336268e1a66a064950878e5a56526aaa7bcec38dea76c07cd
Markdown81c57ab621508569b0c0613a82f4097396a68e94955687eb66ba748d33f0df66
PDF
Publication pagee01f2cbb69ec84668fff5325a871339ea8332d8f98bacec6e1e42540d4bed102
Manifest705c0e8e121d3bf4fcd5d527a9e6b27da0f23b87854f4145b7b54151ae114c29

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
SignaturezZFlG4960+YD8QAPMRXWVwTaDve4R9Lj2gBLoogNiOj7tOpaImQqp+n1l8ywxhLDntyhAu5PyT37T17RZhEgCA==
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

2026-09-17T11:26:43.992432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036359
observed e01f2cbb69ec84668fff5325a871339e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:43.973870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036359/manifest.json
observed 705c0e8e121d3bf4fcd5d527a9e6b27d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:43.954963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036359/publication.md
observed 81c57ab621508569b0c0613a82f40973...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:43.934781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036359/publication.txt
observed c7c56fb18eefc89336268e1a66a06495...
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.