OpenTechnical

OT-2026-000075201

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000075201) never changes.

Identity and time

Publication numberOT-2026-000075201 · never reused
Internal UUID01a0ae93-f200-7799-a07f-5279bf5260f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075201
StatusPUBLIC

Content hashes

Canonical text1b96cc6f1c732723f137e5f13fe4c94bf9f5a2dfc798073167b838a7b54b9381
Markdownd959694d51bc89bd1c71d30ae296ea198b15c86ac1a1b23c9a612a24a33b5283
PDF
Publication pagee5b764051f1a0bd65c2dabaa96a3cf6d1219daa18b4df23b380ce0f7cda16b88
Manifest2af06ceb14a95a588f147860b0fc75019851787411ef2455128d9f6b3d5dd0a0

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
SignatureUes7vN/35vmOcWKnwgb69prJGK7S0yG4+/dLI2QhR6eUDerg7KSxU4VmV/WmxrHmV1drjWB7TvqKXy3Y3SufCw==
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

2026-09-17T10:20:27.517649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075201
observed e5b764051f1a0bd65c2dabaa96a3cf6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:27.494239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075201/manifest.json
observed 2af06ceb14a95a588f147860b0fc7501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:27.471984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075201/publication.md
observed d959694d51bc89bd1c71d30ae296ea19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:27.452482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075201/publication.txt
observed 1b96cc6f1c732723f137e5f13fe4c94b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:40.471043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075201
observed e5b764051f1a0bd65c2dabaa96a3cf6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:40.449464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075201/manifest.json
observed 2af06ceb14a95a588f147860b0fc7501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:40.306025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075201/publication.md
observed d959694d51bc89bd1c71d30ae296ea19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:40.279753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075201/publication.txt
observed 1b96cc6f1c732723f137e5f13fe4c94b...
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.