OpenTechnical

OT-2026-000092231

Publication integrity record

Foam pad vacuum gripper, three zone face, 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-2026-000092231) never changes.

Identity and time

Publication numberOT-2026-000092231 · never reused
Internal UUID01a0ae9d-875a-7ae9-9f93-4f578f1e9c0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092231
StatusPUBLIC

Content hashes

Canonical textcd166dbc302f1c4e6ec613b3de54b140819911946c177e50c9603fca33fe5fa1
Markdownc13a2f3067f5fc8f4bce128e9c3ae64a5396bed2f747b7ba27f6e7019ff9a70a
PDF
Publication page7d9aae8ca40317ccfe4a0744dfa2ab5197147b6096d91b05c87cae9d588891b5
Manifest223e0144ea8dcbfe0c2ae556876ebae15cff8c4b371774e84c6bf035f3e155e3

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
SignatureLZeLuCYy4ll6/8LkL2pEwver9p1acjSoTPrpjaelWjIg4J0eMZza1LCnNyeHlaxKiD08y81zKY9JM55chZGvBA==
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

2026-09-17T09:41:45.045871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092231
observed 7d9aae8ca40317ccfe4a0744dfa2ab51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:45.027194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092231/manifest.json
observed 223e0144ea8dcbfe0c2ae556876ebae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:45.010150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092231/publication.md
observed c13a2f3067f5fc8f4bce128e9c3ae64a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.992212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092231/publication.txt
observed cd166dbc302f1c4e6ec613b3de54b140...
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.