OpenTechnical

OT-2026-000102840

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, pulsed blow-off after 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-2026-000102840) never changes.

Identity and time

Publication numberOT-2026-000102840 · never reused
Internal UUID01a0aea4-858c-73fc-a959-93ce4c8c376e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102840
StatusPUBLIC

Content hashes

Canonical textcbeb0d6f520e0da479ac8f7305451f705eb1fd9ef05f8d04a644f7988924dc35
Markdownb4723258d0e6292ebbf1343d0df318408f67dac04d06faf0e15b8aa0313ed2e5
PDF
Publication pagedfc62e0d377416e9bdaf5adaaf81a942e15cc2ae39477dc8280cc8115f97d3ae
Manifest4eb377d91df5bc4d546ae6e63e0b23ae2f242ea3d0a4cfebe171f3cd4470450c

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
SignaturegYE0OfGosaqPabVBnHEDH09kY5/8eZl8QTDYRLRRwwFp236zhiSGIoPQmA7O1HBLDLMpPJFNUkmPiHjijI64BQ==
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

2026-09-17T09:24:22.731065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102840
observed dfc62e0d377416e9bdaf5adaaf81a942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.713009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102840/manifest.json
observed 4eb377d91df5bc4d546ae6e63e0b23ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.695028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102840/publication.md
observed b4723258d0e6292ebbf1343d0df31840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.677400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102840/publication.txt
observed cbeb0d6f520e0da479ac8f7305451f70...
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.