OpenTechnical

OT-2026-000097198

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000097198) never changes.

Identity and time

Publication numberOT-2026-000097198 · never reused
Internal UUID01a0aea1-01ca-77ce-b94f-1b3d3b5eb0f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097198
StatusPUBLIC

Content hashes

Canonical text5f9ee343882359231397eb5a4f16bd285b8f91fc40588c1f998e18977bde2866
Markdownb58fa0875dcf27f1c0c85185f8a0ac4040a9092d750cbe955466b7bdb572707a
PDF
Publication page3265f298b50ec49becad2994fbd26359b12926545f1545073887cc0d6f61ee83
Manifest34df5bbacffd59832d72d73226a71afefa3b55ef4e57e65ea1565fdd30a96da1

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
SignaturedyDX0JSn3Op6kAzf8oxLvNVeXJk/f53JBktOgJYrMDHzBrzDQJy5VuY2S2bVJkAGyUwoRnk/krqFc5F0Yf00Aw==
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

2026-09-17T09:33:26.360044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097198
observed 3265f298b50ec49becad2994fbd26359...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:26.342742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097198/manifest.json
observed 34df5bbacffd59832d72d73226a71afe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:26.306522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097198/publication.md
observed b58fa0875dcf27f1c0c85185f8a0ac40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:26.234478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097198/publication.txt
observed 5f9ee343882359231397eb5a4f16bd28...
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.