OpenTechnical

OT-2026-000063911

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, pulsed 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-2026-000063911) never changes.

Identity and time

Publication numberOT-2026-000063911 · never reused
Internal UUID01a0ae8d-53bb-70e8-ad53-8b9017139a6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063911
StatusPUBLIC

Content hashes

Canonical text7e8130135d11daf14574435d8d2e15695f875362a0f5abc70663333faf656718
Markdown6cea314e94f3928ec92e8588a6a1270d09ff5a8e924a27046ed49941faf053e3
PDF
Publication page566be86bea64f101ae254954b3417651dfa7ac1ba35c6542dc44d7628eddc9a7
Manifestbbcc3467c5b6d78fe0c160daa1e14a54ae56cf4165052782562d6b6f62a8d735

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
SignatureIA8QSsSEfGEOioZZ7IbgfgCtx2y0lYu+KArhA/d8INuv9uM2ExMMVzPwnxSyz2vxD31YGOpuj4MF3pd0dOgvAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:57.619612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063911
observed 566be86bea64f101ae254954b3417651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.600851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063911/manifest.json
observed bbcc3467c5b6d78fe0c160daa1e14a54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.583696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063911/publication.md
observed 6cea314e94f3928ec92e8588a6a1270d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.567112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063911/publication.txt
observed 7e8130135d11daf14574435d8d2e1569...
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.