OpenTechnical

OT-2026-000046144

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000046144) never changes.

Identity and time

Publication numberOT-2026-000046144 · never reused
Internal UUID01a0ae7e-032b-7684-b73b-73dc5b1ce887 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046144
StatusPUBLIC

Content hashes

Canonical texte2da2096c391f1e151808aefd3c2344a624ee52a53f0f15ec94407f865481c84
Markdown3be65d8dc9b7cba6ae011830edb993294d7fb34ac700d4d0c852cd1359125a7c
PDF
Publication pagef9c93bf2bf4cd551f9442fdd2539d3441c4f7a2b9f51ce8b03f8dd5b39f551c0
Manifest0e7c0e24b26ef0794b941ef8764bb843602a3df88e9454e3e4e8ad926c691a8b

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
SignatureNvB5ikR24wQRgF+4NuHjiZxx3Exi1pPZE8ycfSAS7qTfwjHD98iuEKF7FBPB4amRgYMYSBRmaorMopMaSw22Bw==
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

2026-09-17T11:09:08.221842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046144
observed f9c93bf2bf4cd551f9442fdd2539d344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:08.202437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046144/manifest.json
observed 0e7c0e24b26ef0794b941ef8764bb843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:08.181274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046144/publication.md
observed 3be65d8dc9b7cba6ae011830edb99329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:08.163115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046144/publication.txt
observed e2da2096c391f1e151808aefd3c2344a...
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.