OpenTechnical

OT-2026-000097064

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000097064) never changes.

Identity and time

Publication numberOT-2026-000097064 · never reused
Internal UUID01a0aea1-01c9-7fe4-b968-a3d69148e5af · 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-2026-000097064
StatusPUBLIC

Content hashes

Canonical text5a3d269f6de6a064cfc593d08f3e14ff23849ead48f3cb142a7b4832b5a61165
Markdown1ddca638f41b0892d0bac57e91072121170292653de8ca91be6098170fb5f174
PDF
Publication page738a856f48612b5f4c7744d1daf48a98bf5d3ef92cda0050899f8ba0c8dd7068
Manifestaa1bc9f25103dd1a1f6e3b6f444f89e0c4fab2adcb5de0535d61b0931bfaa8a4

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
SignatureyikcbD0wcNkLyTqlmhQ6hR37u+z6C5mdTDo64LW+CsslyzMn3+yrw/XU/1ZWypyJlrGdVKSnHQ1rsy+nUZzTCQ==
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

2026-09-17T09:10:37.840907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097064
observed 738a856f48612b5f4c7744d1daf48a98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:37.695157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097064/manifest.json
observed aa1bc9f25103dd1a1f6e3b6f444f89e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:37.671369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097064/publication.md
observed 1ddca638f41b0892d0bac57e91072121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:37.650022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097064/publication.txt
observed 5a3d269f6de6a064cfc593d08f3e14ff...
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.