OpenTechnical

OT-2026-000050763

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, 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-2026-000050763) never changes.

Identity and time

Publication numberOT-2026-000050763 · never reused
Internal UUID01a0ae82-c7b1-7050-86a8-9b296d51f151 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050763
StatusPUBLIC

Content hashes

Canonical textfc618a706352fc1d0554d9a332484407fd1fd9734c3d853c68fb6719df1e5f01
Markdownd3aa69ef233027d3ff7b561349828f275d78e3ea21a4d391a5c8f9960aee954f
PDF
Publication page827b54a9a9fc4737b27a0490d9967467dd3463a1ceb94badfbd83669f5db1dce
Manifest0662944f1c3bcfb023b35d29b937cd405874efc34dea617288d99ac5b56f159b

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
Signature6AlIVgk8xtspJBAyo5ElDDhRlOGtk/f8pLvKd9RgY6cGXrqfgc4MVPJu0ugGwXy8CrbR9qTCaesN2Yk56dW4Cg==
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

2026-09-17T11:00:15.252986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050763
observed 827b54a9a9fc4737b27a0490d9967467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.202324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050763
observed 827b54a9a9fc4737b27a0490d9967467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.202178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050763/manifest.json
observed 0662944f1c3bcfb023b35d29b937cd40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.174471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050763/publication.md
observed d3aa69ef233027d3ff7b561349828f27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.174098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050763/manifest.json
observed 0662944f1c3bcfb023b35d29b937cd40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.147028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050763/publication.txt
observed fc618a706352fc1d0554d9a332484407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.144705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050763/publication.md
observed d3aa69ef233027d3ff7b561349828f27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:15.118175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050763/publication.txt
observed fc618a706352fc1d0554d9a332484407...
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.