OpenTechnical

OT-2026-000097803

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, pump 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-2026-000097803) never changes.

Identity and time

Publication numberOT-2026-000097803 · never reused
Internal UUID01a0aea1-92f6-78c4-92df-3c9363f9ddac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097803
StatusPUBLIC

Content hashes

Canonical texte13c12c28fe2f60ac96f34dc30d8e941048023b4ed7299450629063622a1c51c
Markdown42d44e8c88d63979b9117afc2528525ca749115a92bf6fef0575e94604cc89b1
PDF
Publication pagee6f31fdf8447e1c8175ec1bcfc721e3dadfd6457a40a7f0ce1cd3090515d6e05
Manifest8b8ed6cb011569a4ec37a6487bced723fdf9820eec5e59dbbbf07785fa604317

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
Signature8scdGXzpeSYMjtLM7gaLpyUVvIwDV+y6TYhm4cZZrU08yMQxr67x613FZhuMxJ5O7gXOh7tWuDZJM08EflOXCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:53.322896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097803
observed e6f31fdf8447e1c8175ec1bcfc721e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:53.307118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097803/manifest.json
observed 8b8ed6cb011569a4ec37a6487bced723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:53.288913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097803/publication.md
observed 42d44e8c88d63979b9117afc2528525c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:53.271032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097803/publication.txt
observed e13c12c28fe2f60ac96f34dc30d8e941...
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.