OpenTechnical

OT-2026-000036190

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000036190) never changes.

Identity and time

Publication numberOT-2026-000036190 · never reused
Internal UUID01a0ae77-01cf-7c7a-bd78-a1069c587b6f · 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-2026-000036190
StatusPUBLIC

Content hashes

Canonical textbe00cc8d54aa9aed658c3bd71d2869f06a0c30240d024014c80beeedb5eb120d
Markdowndb47b72884555f0b6a4239a959bfcd7335cd7e7760090be510ecfcd056c04206
PDF
Publication page462d92f5f6f42de1d9821ec84d1ce6ae15a94ddde8828c1bd83e10c6bc335ba8
Manifest43c0051bffa6cedd58ef438c770b9f232a0907099b723c29870fb996e35641d2

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
SignatureKLgYjhCOwDmWX9+Ip/Wjnlue0MMkCQk10BVqCiTG7uzokO/oJ8HEIuFFkWyeL6vu5VLAwqLaIjC5Xs5TI8SbAg==
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

2026-09-17T11:26:25.351937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036190
observed 462d92f5f6f42de1d9821ec84d1ce6ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:25.333634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036190/manifest.json
observed 43c0051bffa6cedd58ef438c770b9f23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:25.314639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036190/publication.md
observed db47b72884555f0b6a4239a959bfcd73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:25.297833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036190/publication.txt
observed be00cc8d54aa9aed658c3bd71d2869f0...
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.