OpenTechnical

OT-2026-000092263

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000092263) never changes.

Identity and time

Publication numberOT-2026-000092263 · never reused
Internal UUID01a0ae9d-875b-7226-ad71-83ade1bdf1a8 · 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-2026-000092263
StatusPUBLIC

Content hashes

Canonical texte6ecd55514e14f0ca1edd1f0157d8cf39868acf066aa565974d2e19e2fa8007d
Markdown4a3b2989f9c1eebd3cf1b5e5e7d1a1f611c4e3ad0ddccfe8666174defd62927e
PDF
Publication page566ff8484d0dbc86659a05b5c103b3e21f01d6b177889e9565c51f967a6324c7
Manifestb05814abcc569885770adf0317530ebf3f993b5734af77cc2ced7c80371e9710

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
SignaturezY67ohISPqmXd1bhGr4HLB/VhAjCYBR+m0/shfTW1w6BsIEUaZ5Vv2eTG+Rhp5fM1g/SUfDDCRN4NnmjWKHdDg==
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

2026-09-17T09:41:47.516358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092263
observed 566ff8484d0dbc86659a05b5c103b3e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.500024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092263/manifest.json
observed b05814abcc569885770adf0317530ebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.483410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092263/publication.md
observed 4a3b2989f9c1eebd3cf1b5e5e7d1a1f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.464474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092263/publication.txt
observed e6ecd55514e14f0ca1edd1f0157d8cf3...
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.