OpenTechnical

OT-2026-000006159

Publication integrity record

Vacuum cup gripper, four zone face, three stage ejector, pressure verified, contact triggered, rubber cups

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-2026-000006159) never changes.

Identity and time

Publication numberOT-2026-000006159 · never reused
Internal UUID01a0a951-578c-73d4-8e27-7fe557bf500b · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:24:35.472090Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006159
StatusPUBLIC

Content hashes

Canonical texte1b06e22a4d5587bb32116050dd84b6be7351edd34461f0d5d2b1d70114516c3
Markdowndaba7344710d499c20b7aaaa096cd20877eb2ddef7327f4f0eda2044ddce4526
PDF
Publication page1710f7ec5a8dec4bc7c47f34d74ae4e3ea85521134861d515a499ad96bcf7ffc
Manifest0b9b478171146117609e9e4c366bddbe14757060f92b29eadaebe788f8531208

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
SignatureeRfzZ9zQR00q2LEfclimWaWV6zEWsgnrNnm+NPnPHKw5mB6+FIe1Mi/yIfnMlGnCsOORu/ulHH58iUgtOe1+CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:20.929034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006159
observed 1710f7ec5a8dec4bc7c47f34d74ae4e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:20.915006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006159/manifest.json
observed 0b9b478171146117609e9e4c366bddbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:20.900032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006159/publication.md
observed daba7344710d499c20b7aaaa096cd208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:20.884862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006159/publication.txt
observed e1b06e22a4d5587bb32116050dd84b6b...
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.