OpenTechnical

OT-2026-000035772

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000035772) never changes.

Identity and time

Publication numberOT-2026-000035772 · never reused
Internal UUID01a0ae76-b4c8-7efc-a1d5-815474c6b907 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035772
StatusPUBLIC

Content hashes

Canonical textee9aebf543d2bf5496cfd7b758ab123e7741e9e9bfdd6da203ba7e3c1e439455
Markdown4841711760c4c7470aa996da596a00da8e651d121eb67715825a42947592f31e
PDF
Publication page1ae6ecacf2c2281663353849949a04d65de49a76089c8b82d5b6ce7ac55c65f6
Manifest2c775a3df04bd2d5ec72f74b10db1b5deafa336b10d46dc26413de64addfffd7

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
SignaturezHDSpnYKlKfD/VsIuV75XyY+L+uo2ARYSq7OZTOvuWxmS52FSRxIGbXqIAmJZ9AJB6d9xhca5LeFTmN5SrOZAg==
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

2026-09-17T11:27:28.326065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035772
observed 1ae6ecacf2c2281663353849949a04d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.307596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035772/manifest.json
observed 2c775a3df04bd2d5ec72f74b10db1b5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.289398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035772/publication.md
observed 4841711760c4c7470aa996da596a00da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.269980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035772/publication.txt
observed ee9aebf543d2bf5496cfd7b758ab123e...
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.