OpenTechnical

OT-2026-000038151

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, 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-2026-000038151) never changes.

Identity and time

Publication numberOT-2026-000038151 · never reused
Internal UUID01a0ae77-f88c-740b-80a6-5a2f5390286f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038151
StatusPUBLIC

Content hashes

Canonical texte8fc7ed28d54f78f0d001d44f5d490d4e31baba302afbfed07f741d3fc7ea5de
Markdown2609a86d0104d87ab55988cadce98c0e3b8b21ad98534039ea94886a4d79cb5c
PDF
Publication page96f58acfa3cb940b5cf257d915a0cb77d372f34165d9f8d9758e169a944962d3
Manifest17a3a86bc50d0c84fdffc3977dd19c54bf38ade9d8a8454c52b141106b666688

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
SignatureeUB32xKLGtife/ZjWBHRVGJYk8M2ky+fhW/BzZe7FpNCo7RCGIGtKS7DNVxqENOfAgMGe++jl1MdFYfuqeqjAw==
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

2026-09-17T11:23:30.053025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038151
observed 96f58acfa3cb940b5cf257d915a0cb77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.036011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038151/manifest.json
observed 17a3a86bc50d0c84fdffc3977dd19c54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.017186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038151/publication.md
observed 2609a86d0104d87ab55988cadce98c0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:29.999242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038151/publication.txt
observed e8fc7ed28d54f78f0d001d44f5d490d4...
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.