OpenTechnical

OT-2026-000038785

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000038785) never changes.

Identity and time

Publication numberOT-2026-000038785 · never reused
Internal UUID01a0ae78-769e-7b92-858f-3394b7ba3c8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038785
StatusPUBLIC

Content hashes

Canonical text796f5037860373ce1bfbd2343fe419c6e124306addd32bdfdaacb312513632a1
Markdown4417cb96e090b9d9ccda558cac54c181ab6f94f0cbaab9b778e58d383800d623
PDF
Publication page921f510f28a472e78ccd8c4ef1ce848ce07a9f2a4d5a28a62755a84f55a4beb0
Manifesta1819a73777211e759991d9cd9c2ab620428921410c0f37b41aedf9843c008bf

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
SignatureNV0yQx7JFPsFZdpfSp+RYeDx3+bSDL+cdfhThUGsA4FoEZy9iGqwcMxZ6SGoaRkCxzVleDj2+sPThYVv00pjDA==
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

2026-09-17T11:21:20.009935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038785
observed 921f510f28a472e78ccd8c4ef1ce848c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.990089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038785/manifest.json
observed a1819a73777211e759991d9cd9c2ab62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.971927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038785/publication.md
observed 4417cb96e090b9d9ccda558cac54c181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.952313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038785/publication.txt
observed 796f5037860373ce1bfbd2343fe419c6...
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.