OpenTechnical

OT-2026-000093784

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single 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-2026-000093784) never changes.

Identity and time

Publication numberOT-2026-000093784 · never reused
Internal UUID01a0ae9e-508c-71f5-b793-b8c4bb8772e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093784
StatusPUBLIC

Content hashes

Canonical text38936ef8cffb43ab919fbf326c523589b09fe098d8ae82a2499c5b4f661d41d4
Markdowncd55e8880fc49dd0d2f3a5ce921d16100e700b9d7fbad59a34dbf9c28c7b5b7d
PDF
Publication page1ba73ab536cdff9d29e6130f4caa0d0a9078a82e65cedd875d5536cf80336996
Manifestd0872b3edef4dbdef14833f56c7db33ace8e603620a2be24992fdff10ffbfd18

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
SignaturehIW4rTZIjPGIgJdFG9I9YFxhKt1WgGVpJH/o+O0bloDjB1slAFJ8M2qeUZbEuIfvQreO7EIbL53PHa74Mo6CBg==
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

2026-09-17T09:39:53.107975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093784
observed 1ba73ab536cdff9d29e6130f4caa0d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:53.090952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093784/manifest.json
observed d0872b3edef4dbdef14833f56c7db33a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:53.072182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093784/publication.md
observed cd55e8880fc49dd0d2f3a5ce921d1610...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:53.052556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093784/publication.txt
observed 38936ef8cffb43ab919fbf326c523589...
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.