OpenTechnical

OT-2026-000047992

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000047992) never changes.

Identity and time

Publication numberOT-2026-000047992 · never reused
Internal UUID01a0ae7f-c422-7891-8f5e-3c83615b5851 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047992
StatusPUBLIC

Content hashes

Canonical texta21d778fde2b50afce912a8ad2bdccc88be54a57fee5db059e2facf61420f2f2
Markdown63cdf9f64f789f6020448688f673d68537476c8ab77c6dc18e7e8979d0a784b3
PDF
Publication page9389ce6942d7528910f842360a9b143a2e81386386833569a1e0f40f7ac74f14
Manifest8d30fe20a3c9934ef50ef69a1d5600f7be2e5154ec9279b4a8d5c801fe264bce

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
Signature9ZJ7KiFyE1CRroaKgY/iOzU+jP8w40MpgJVAhSaKdN59ZE5iZihA5nhQqh8CoUxC2gFdjW7BKIi50HVWDxr1Bg==
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

2026-09-17T11:05:58.602058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047992
observed 9389ce6942d7528910f842360a9b143a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:58.584435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047992/manifest.json
observed 8d30fe20a3c9934ef50ef69a1d5600f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:58.566423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047992/publication.md
observed 63cdf9f64f789f6020448688f673d685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:58.548143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047992/publication.txt
observed a21d778fde2b50afce912a8ad2bdccc8...
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.