OpenTechnical

OT-2026-000093341

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000093341) never changes.

Identity and time

Publication numberOT-2026-000093341 · never reused
Internal UUID01a0ae9e-0912-7fb0-b9d3-b87a95c805ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093341
StatusPUBLIC

Content hashes

Canonical textfb3b87a7793db5cf8701344df5f781d3cb49d78e79dead21bb9f8d951a7e8d84
Markdown1a6e2a1e01999852fef9cbeeff5177eeb971e3a56fe2af656ddd934ee4603375
PDF
Publication page30e9ed25ce64adbf993491b5af9c4303ed36764c65c5615e74ef9220b53f32a5
Manifestb0365a4ba97c733c123d3c643f60ec5381f98732f7855e75c4061ba0e4e76720

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
SignatureIFphS1N7D3e3P+O7iKXweswbfWX7UYHxxLD6GJacBt14KKH+dYhWEbkAXEGtcTgz+ieBmv8120+BDagbqYDNDA==
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

2026-09-17T09:40:43.824194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093341
observed 30e9ed25ce64adbf993491b5af9c4303...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.808574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093341/manifest.json
observed b0365a4ba97c733c123d3c643f60ec53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.791824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093341/publication.md
observed 1a6e2a1e01999852fef9cbeeff5177ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.774491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093341/publication.txt
observed fb3b87a7793db5cf8701344df5f781d3...
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.