OpenTechnical

OT-2026-000036511

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000036511) never changes.

Identity and time

Publication numberOT-2026-000036511 · never reused
Internal UUID01a0ae77-46e6-7325-9456-3854732e0f6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036511
StatusPUBLIC

Content hashes

Canonical text34132798af408bf7f9bd6da7010bce7f999e689cd394a7dbb7ee1bb43d5b92af
Markdown41ef885eac324cf432f4201acc8090d8db6ce9746e82eb500a454fe9703073ee
PDF
Publication page8ee72b83944df6370601cdd81466b78d36851900ade0b4538921801379557404
Manifest5cee58c4269418b84cfd49e581c63b6ed6f4dbf4b448890568cf6564533f269c

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
SignaturePzlrOfM0u075XHIxdgedKjb4P3/JKTuMwUXNrJRSRfu8v4xYYTSjpmKcVLikOsEH0IE+xh8cMWvksfhu+pDVCg==
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

2026-09-17T11:25:42.969037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036511
observed 8ee72b83944df6370601cdd81466b78d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:42.951435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036511/manifest.json
observed 5cee58c4269418b84cfd49e581c63b6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:42.934696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036511/publication.md
observed 41ef885eac324cf432f4201acc8090d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:42.918371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036511/publication.txt
observed 34132798af408bf7f9bd6da7010bce7f...
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.