OpenTechnical

OT-2026-000011330

Publication integrity record

Single cup vacuum gripper, single stage ejector, vented after 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-2026-000011330) never changes.

Identity and time

Publication numberOT-2026-000011330 · never reused
Internal UUID01a0ae6c-88fe-77bf-89b9-4ced4b138a78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011330
StatusPUBLIC

Content hashes

Canonical textba92cd46483be0bb0e74f03f90056623f2376a0600abef98b99014e7519295a7
Markdowne9ef0315fb20254b3912420d760e037f84d12639e23e5858c67b7e261d6735ae
PDF
Publication page81cbb5e23d0548cb04a78c3a15b08559ddc5275482030d9841a1ffb1f4a8efe0
Manifeste7dddba0aeea26418a5d986f183a0aa754f6df3f115a5388d73504653ffe551c

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
SignaturedLwC2YdKcRC8ARxh1s6LmmrnwvIU0frwD/hrHkV8MWrO1uBetq5OD7i/SBS2p4wYkDIcHcdExgxxH1TsKwRTAg==
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

2026-09-17T12:13:03.302905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011330
observed 81cbb5e23d0548cb04a78c3a15b08559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:03.283387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011330/manifest.json
observed e7dddba0aeea26418a5d986f183a0aa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:03.263106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011330/publication.md
observed e9ef0315fb20254b3912420d760e037f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:03.244114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011330/publication.txt
observed ba92cd46483be0bb0e74f03f90056623...
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.