OpenTechnical

OT-2026-000051202

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, vented before 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-2026-000051202) never changes.

Identity and time

Publication numberOT-2026-000051202 · never reused
Internal UUID01a0ae83-273f-7ac7-9a46-44fa6efbd754 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051202
StatusPUBLIC

Content hashes

Canonical text41c2baf06fa2d3fbff50a8f1b35b9c0915fb90e79337fc896131020867b5d911
Markdownb35d67b9502d641545676dc6f60ea5013e7016233e5797eb2aab1af2316966fa
PDF
Publication pagec5d9fe0e655e23760c4b3064f91c528cba4f7fa6867b5db68d0ccc6fb5143dfa
Manifest6ee9397768e5aacd675c5987baf3290abab3a24192dae891cafc2eee765d2c6a

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
SignaturecW89Xl7dmdMscJfLHIXyTrdtK1TH8AgwyjlcZLi2sIvJMDAyv6qG0TUPggkn3VjTtHgLuO5D5A067WnhnZKhAQ==
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

2026-09-17T10:58:59.003481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051202
observed c5d9fe0e655e23760c4b3064f91c528c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.986151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051202/manifest.json
observed 6ee9397768e5aacd675c5987baf3290a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.967385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051202/publication.md
observed b35d67b9502d641545676dc6f60ea501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.950290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051202/publication.txt
observed 41c2baf06fa2d3fbff50a8f1b35b9c09...
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.