OpenTechnical

OT-2026-000024138

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, sustained 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-2026-000024138) never changes.

Identity and time

Publication numberOT-2026-000024138 · never reused
Internal UUID01a0ae70-e8c7-7a0d-bb80-2054a38806dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024138
StatusPUBLIC

Content hashes

Canonical textd0920bd560d2d3e81ce6954f8f343efeddb54b2e4301af8b659f5f9e584a87c1
Markdown6d6b99e5f7b3721a03f5f2dc3eaaa17cae2589f3731a8779509c43ef6585d4b0
PDF
Publication page74473261c93ebf80727a1dfe4a151be09a2fa9584ce7906bb038659229b19fdc
Manifest9aac95fbce8ba78cca95ce33accec89b71368210c71c9935d0fbe8d70f2123b7

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
SignatureHWDnlQNQ45aE18vOOyQKujJsEP6BaVlT2yN6S1260ZA/O8UK6xd/ojnq8odG/nreMGTmA1agIM5tix2aynUNDg==
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

2026-09-17T11:48:34.198372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024138
observed 74473261c93ebf80727a1dfe4a151be0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.179309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024138/manifest.json
observed 9aac95fbce8ba78cca95ce33accec89b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.161484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024138/publication.md
observed 6d6b99e5f7b3721a03f5f2dc3eaaa17c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.144716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024138/publication.txt
observed d0920bd560d2d3e81ce6954f8f343efe...
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.