OpenTechnical

OT-2026-000040480

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000040480) never changes.

Identity and time

Publication numberOT-2026-000040480 · never reused
Internal UUID01a0ae79-2702-7a7d-9683-b2aa63e1e34f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040480
StatusPUBLIC

Content hashes

Canonical text6bc5a3dae55cfb00f0c3338eeadf89eb4ff38a11383bbdc026948d90730e191b
Markdownbbc8863dbee52b6c23fb72f323f39ac26ac22d6081b261229f3e0ffbfc7ef2ae
PDF
Publication pagedd996670c80a101b58913a8ffd82043b592bd8cabf66bbcd4eff42eef2801c98
Manifest00ac00399472b6a2fd28fc16829c3705af2fd02cc8c077f1fd3df0e1cf29c2cb

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
SignatureCs326fEP6RffPg1qygokkZW45f/3hCLkRmWbDD0blMqLn29lQEQ353fAJ2P957b0YDk0Wic2lpDBMyDorPgNCg==
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

2026-09-17T11:19:31.721747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040480
observed dd996670c80a101b58913a8ffd82043b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.702886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040480/manifest.json
observed 00ac00399472b6a2fd28fc16829c3705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.687453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040480/publication.md
observed bbc8863dbee52b6c23fb72f323f39ac2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.670155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040480/publication.txt
observed 6bc5a3dae55cfb00f0c3338eeadf89eb...
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.