OpenTechnical

OT-2026-000038368

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000038368) never changes.

Identity and time

Publication numberOT-2026-000038368 · never reused
Internal UUID01a0ae78-2d52-7f91-bf4a-3347f99b269f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038368
StatusPUBLIC

Content hashes

Canonical textf90c9c7f2a8f86ed30e5c8b80d68f64f1e48280d919c490c407dbd4fdebee6b8
Markdowne9c5d5ece0dfbde14c6ac2c26ac2dc866a2ce60dc1037cde7aaaa286068da1e8
PDF
Publication page1847c209605e049461b5e513a4657950a3d8df8302b39c1a2e5c1c6a883bf292
Manifestd576c2f4719e8d57c7e91bf7775f3a61425551747af6bebdfd36ae9a71ca00c1

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
SignatureBpZq3DxNL7NiWK7z55mxlotnoG+J+nK3AHJckA78aP9yR4qSxcxSewkq+zGtc1Boc3DafDC0DaKN1s50+vpsDw==
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

2026-09-17T11:22:33.614668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038368
observed 1847c209605e049461b5e513a4657950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:33.594992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038368/manifest.json
observed d576c2f4719e8d57c7e91bf7775f3a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:33.576589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038368/publication.md
observed e9c5d5ece0dfbde14c6ac2c26ac2dc86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:33.558007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038368/publication.txt
observed f90c9c7f2a8f86ed30e5c8b80d68f64f...
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.