OpenTechnical

OT-2026-000093231

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000093231) never changes.

Identity and time

Publication numberOT-2026-000093231 · never reused
Internal UUID01a0ae9e-0911-7322-bfb0-3f57b9f8a8f3 · 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-2026-000093231
StatusPUBLIC

Content hashes

Canonical texta0ee33e560cf9d8a0c0ab5483a5ec9c7f7ea36fbbc5bb2d9e59be8f0ed2edd61
Markdown1b2549b2fed164b9c88ab6e5830b5596c7b80c96a0ab0f10271fa81e97f56bfb
PDF
Publication page934e8dabbcf8033d4caed3979b016faa25851d5d1902d833ef7047670348185b
Manifest7e41918c4e690e42a10953a7552d30a9c360cf7d790bb5b1d382ca081ddd19b3

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
SignatureGig6OhTxnw1u1/orcrIunVNVZhyOS5eMxWoFrty68IMzPjMRkyn5tdH9IPdeB/1io5G1wuvD085s7PRFREmYAw==
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

2026-09-17T09:40:34.745125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093231
observed 934e8dabbcf8033d4caed3979b016faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.726364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093231/manifest.json
observed 7e41918c4e690e42a10953a7552d30a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.704507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093231/publication.md
observed 1b2549b2fed164b9c88ab6e5830b5596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.686534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093231/publication.txt
observed a0ee33e560cf9d8a0c0ab5483a5ec9c7...
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.