OpenTechnical

OT-2026-000032636

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000032636) never changes.

Identity and time

Publication numberOT-2026-000032636 · never reused
Internal UUID01a0ae75-1070-780d-b60a-d4884a5f4829 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032636
StatusPUBLIC

Content hashes

Canonical text898b82125e369ba52df83fb2f99658f01725500d2de90c2733c350229e6156bd
Markdownbd8e978fb175a550568ef711a99f1661a27b34db388f157ad8487279a7d5c330
PDF
Publication pageb5290e443f6bb1038108c1298265128f67acda4e63a93c449757ff9b370ac860
Manifest5d89a0b4c57a916ac1b58816f23406b6a94c450abc2e7bdffa4381cb8777ecba

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
SignatureyQJ8BlbO6llZ8sZGfTm0DKLZd9eYfY8p70xcSkZx0a/pYRAvcwkV+wxwhkG3zgy3g93rnfUsS0Oftnz7v0dDBA==
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

2026-09-17T11:34:13.575592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032636
observed b5290e443f6bb1038108c1298265128f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.558290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032636/manifest.json
observed 5d89a0b4c57a916ac1b58816f23406b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.539772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032636/publication.md
observed bd8e978fb175a550568ef711a99f1661...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.522812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032636/publication.txt
observed 898b82125e369ba52df83fb2f99658f0...
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.