OpenTechnical

OT-2026-000046812

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000046812) never changes.

Identity and time

Publication numberOT-2026-000046812 · never reused
Internal UUID01a0ae7e-d0f4-76ec-8448-e6d909678443 · 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-2026-000046812
StatusPUBLIC

Content hashes

Canonical text3fab17a098ee540059521e1f88d169b69f15d77d24b27071cbd34a8c8aca368a
Markdown89ef2d01e6b27cb1c66fffb55b8f0955feeea117d11dec1fefc8775eb0ec55a2
PDF
Publication page73dbb3d2ddacc652f0ecbea68be919f468427b9f1808350da442c02a9f601c33
Manifest40e64a2cf07462a8592d8b1ae9710d20e10cd48e48670e0b0d84a34633df6371

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
Signaturezu9/DkGud5HQiDttiepwfkf9mIoitfHye0gQKOfxH+tq0ulV+gRQJ2FWbyUbEYjFNGo7GNcDMYLaiV2NCkG3DQ==
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

2026-09-17T11:06:54.131398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046812
observed 73dbb3d2ddacc652f0ecbea68be919f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.113045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046812/manifest.json
observed 40e64a2cf07462a8592d8b1ae9710d20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.094904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046812/publication.md
observed 89ef2d01e6b27cb1c66fffb55b8f0955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.077296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046812/publication.txt
observed 3fab17a098ee540059521e1f88d169b6...
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.