OpenTechnical

OT-2026-000051683

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000051683) never changes.

Identity and time

Publication numberOT-2026-000051683 · never reused
Internal UUID01a0ae83-7c82-7927-944c-f48ab0726028 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051683
StatusPUBLIC

Content hashes

Canonical textd4ca081528c0504bfcab7f230854e685887f404d20149fb71f89681c1d5cadea
Markdown8c2b3887a69fbc2e8886c6a81b50cfb1f3e6aa6363156a0626a7b51b66d841f2
PDF
Publication pagec0e47336b8d4e8316faa90a73b878635dae9a89f0fcd76a7b677e6815d0615e9
Manifest6dfc5a7b7d6a1d577b888302fb2b5a59a392bb57f2143c1ff57f60701e2f62c1

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
Signature0VGnjMm3eau3XXVb/l/Dtl5dANe4OrKZiEm9orx6RnYSpF+qDLolsNfoGFi2xEkrL2zZqoHjudRzVUf5jnQABw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:33.476120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051683
observed c0e47336b8d4e8316faa90a73b878635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:33.458386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051683/manifest.json
observed 6dfc5a7b7d6a1d577b888302fb2b5a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:33.437604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051683/publication.md
observed 8c2b3887a69fbc2e8886c6a81b50cfb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:33.420213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051683/publication.txt
observed d4ca081528c0504bfcab7f230854e685...
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.