OpenTechnical

OT-2026-000047115

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed 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-2026-000047115) never changes.

Identity and time

Publication numberOT-2026-000047115 · never reused
Internal UUID01a0ae7e-d0f8-7a8d-9ace-0da5b128fcc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047115
StatusPUBLIC

Content hashes

Canonical textf9b302f7fcf49d6116d2f41490be64d51db67d95a0baebd98b6d3b3f4198456a
Markdown7a65401aafd24d96268025c4dff2322a29f2d762434b77b56f84a4b0e9df9ca6
PDF
Publication page8a41e91f5b70ce06e9d41e103dd04ba6295901fa5ace21968e26d85d696cd656
Manifestfe885247af169bf4ba110fa63fa15fc9ee4f899a35d930bb89cdebc9f94287b1

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
Signature2tKwYsyLJ9RipCQ2KZNsqiuFartqIoIUuFaM3TUvDNqYFdjyXTdWp0OUY4HZkCX1knvLqv7AtAZaEP8fdGT7DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:26.531122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047115
observed 8a41e91f5b70ce06e9d41e103dd04ba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.510285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047115/manifest.json
observed fe885247af169bf4ba110fa63fa15fc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.490933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047115/publication.md
observed 7a65401aafd24d96268025c4dff2322a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.472504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047115/publication.txt
observed f9b302f7fcf49d6116d2f41490be64d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.777291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047115
observed 8a41e91f5b70ce06e9d41e103dd04ba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.757484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047115/manifest.json
observed fe885247af169bf4ba110fa63fa15fc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.737000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047115/publication.md
observed 7a65401aafd24d96268025c4dff2322a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.718413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047115/publication.txt
observed f9b302f7fcf49d6116d2f41490be64d5...
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.