OpenTechnical

OT-2026-000098352

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000098352) never changes.

Identity and time

Publication numberOT-2026-000098352 · never reused
Internal UUID01a0aea1-e965-7bf3-8e78-598a4d6e351b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098352
StatusPUBLIC

Content hashes

Canonical text2670ce52f8d4c6673883986bb89440f9470f5e0368c17ca9b9e858ff5076785e
Markdown786aed9c68bcdc31a525380afdfac0fbeae4480229fd014043b32e012e40ccd5
PDF
Publication pageffac70053bb7f91add4f86a5f059b9e128288e8d8d927001275c8cd3ebd85f5e
Manifestcdb17c850f6d31189c7814b281ce48d55177c8d56f7d3fb52431b2e256091604

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
SignaturejqZgk+OLRr7mjqa3N0zLP+2GGz94gIuF3hivrKtj0Q83Yrr2i5K7BfoOvTfyyiSZO4b0iP0YG1XIYpQBrL/hBA==
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

2026-09-17T09:31:34.354319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098352
observed ffac70053bb7f91add4f86a5f059b9e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.337588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098352/manifest.json
observed cdb17c850f6d31189c7814b281ce48d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.319181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098352/publication.md
observed 786aed9c68bcdc31a525380afdfac0fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.300015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098352/publication.txt
observed 2670ce52f8d4c6673883986bb89440f9...
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.