OpenTechnical

OT-2026-000014967

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000014967) never changes.

Identity and time

Publication numberOT-2026-000014967 · never reused
Internal UUID01a0ae6d-d096-73eb-8434-83117b86218a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014967
StatusPUBLIC

Content hashes

Canonical text2137df2ae531e62c97fc08f4bca67b9005b04d3756f0ed61948e6b62b2264ede
Markdowneb5b3adf1d9996b05665d07fd546ffd983e99439921e2aa402c117a37b87a79a
PDF
Publication page2d91da257a857c6f22ed48121fc56ca0b288f14896a8d73bd391c9031045cc7f
Manifestac382a809f8595b1b9172d098d84770336818d7af40eb6b7f3f04e0b953fb7a6

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
Signature8A1KMgd4E5glxVyhM+Q+XHSNTm4FbWgrGO1Uzuqlrye6J3oeTmgXsQlltlKUzPYKhGGZAXQDew5vt1eHEjJEDg==
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

2026-09-17T12:06:55.345497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014967
observed 2d91da257a857c6f22ed48121fc56ca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:55.326301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014967/manifest.json
observed ac382a809f8595b1b9172d098d847703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:55.304949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014967/publication.md
observed eb5b3adf1d9996b05665d07fd546ffd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:55.287474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014967/publication.txt
observed 2137df2ae531e62c97fc08f4bca67b90...
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.