OpenTechnical

OT-2026-000103408

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, pulsed blow-off after 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-2026-000103408) never changes.

Identity and time

Publication numberOT-2026-000103408 · never reused
Internal UUID01a0aea4-e460-7c89-8809-ebd8a46999be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103408
StatusPUBLIC

Content hashes

Canonical text44ecd13be90445fba65465faf36c9402fc077dbb0fff1ed7373dda1877e5056f
Markdown2158865bb1063460dbc9dca0bbcaf5c1b3fffc9b3727951830929742513796b5
PDF
Publication pagec6d0cb6432466c7621beac97e2f1d3a9c5d772a44532848ceedcf93ad8d8cbd6
Manifest874d0a258053c9bde42fdecc0319a0182c71f3779520c6372c305fa994cfd759

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
SignaturejlCNgEDw6QJsVzJ2om4ZN0gh4I8uRQlHGBMxSybR2YRPqtvZJtOqyErUSxScIKOd4TlztaRmIU+tPbMG7zZIBQ==
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

2026-09-17T09:22:09.254057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103408
observed c6d0cb6432466c7621beac97e2f1d3a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.236788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103408/manifest.json
observed 874d0a258053c9bde42fdecc0319a018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.218259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103408/publication.md
observed 2158865bb1063460dbc9dca0bbcaf5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.200817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103408/publication.txt
observed 44ecd13be90445fba65465faf36c9402...
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.