OpenTechnical

OT-2026-000103141

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum 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-2026-000103141) never changes.

Identity and time

Publication numberOT-2026-000103141 · never reused
Internal UUID01a0aea4-be3e-7314-b9ed-dd756edbef96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103141
StatusPUBLIC

Content hashes

Canonical text865444c07674fbf4798cab099799c5d8e9708e45864e0e85248c30c251c346dd
Markdown208b1dbfa163d4fd9debaaf70a3207fef83a5beed2213c08f2495271d056fbb0
PDF
Publication page4aaa9ab73e67193a4444af50ff6e8b80e97478b2d519cd6be63658f48edc2617
Manifestdaae3a760c83848081c2b6257b28ad8ca0d55c112786039b6f0617f51dd69892

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
SignatureXHlFKfbTDtfXa1j40+xWWBh/ex87jwD+ohBahzLhBqAdUIX93BhfsxCRTXTpEyUU4XYlJTZogX7W8FTAMNVIBg==
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

2026-09-17T09:22:51.088645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103141
observed 4aaa9ab73e67193a4444af50ff6e8b80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:51.070824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103141/manifest.json
observed daae3a760c83848081c2b6257b28ad8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:51.053134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103141/publication.md
observed 208b1dbfa163d4fd9debaaf70a3207fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:51.008713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103141/publication.txt
observed 865444c07674fbf4798cab099799c5d8...
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.