OpenTechnical

OT-2026-000014170

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three 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-2026-000014170) never changes.

Identity and time

Publication numberOT-2026-000014170 · never reused
Internal UUID01a0ae6d-b279-782c-b28c-2bd186b08cc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014170
StatusPUBLIC

Content hashes

Canonical texte0e8ca8e1d2840901e800c139b1eab16f670e6a60dcf6254bcc5afdbf71e4835
Markdownbde95bbefa1866b52660ffd14cce0423a3b0fb8385e19024ce0a26585579a17c
PDF
Publication page2aa1212cc4ce3a599c88227a2ebbababe04eb7780e42aa8dd2b7f6c3b995e0eb
Manifestc9b113ee4aa04b8c157bbfa39227f9ec2d35e2474c0378d9ccb5c058e0ea481d

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
SignaturexQ6dCF1apmFd5dRVdYO49M27j4BeHRh7ZO914t0TwjfzPmRqBOWKYad4mjDdEWs/4a7H628MEbJNwByF4NhoAg==
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

2026-09-17T12:07:15.602513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014170
observed 2aa1212cc4ce3a599c88227a2ebbabab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.583262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014170/manifest.json
observed c9b113ee4aa04b8c157bbfa39227f9ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.562039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014170/publication.md
observed bde95bbefa1866b52660ffd14cce0423...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.541571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014170/publication.txt
observed e0e8ca8e1d2840901e800c139b1eab16...
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.