OpenTechnical

OT-2026-000039266

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000039266) never changes.

Identity and time

Publication numberOT-2026-000039266 · never reused
Internal UUID01a0ae78-9674-73d3-8795-ab2273711944 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039266
StatusPUBLIC

Content hashes

Canonical text5798a2890bc22ced7c5acb33c8f18006dfbdf21a114304fbb4e3e9433383e58c
Markdown26b3b0cdafdc5673e4bfef8eb34272f4fdbbe644c14563929541d69987a032af
PDF
Publication pagea3feb31f1c4a83833edbe338fa1f2ce72ab72729f730de98fa1f2b567d63fec8
Manifest6cda007b3acb87d483248298cedca5ba43a2bec934c522001696daca789ebf7f

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
SignaturesO/bQ3Xvx9PYfafSwhhBTl5O2f5vrdcnkuasByvqCz619c3KzKktxd8atBa/uo3RkiDQj8YyunUHtZQM8aiaDw==
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

2026-09-17T11:20:49.933732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039266
observed a3feb31f1c4a83833edbe338fa1f2ce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.914775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039266/manifest.json
observed 6cda007b3acb87d483248298cedca5ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.897212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039266/publication.md
observed 26b3b0cdafdc5673e4bfef8eb34272f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.876709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039266/publication.txt
observed 5798a2890bc22ced7c5acb33c8f18006...
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.