OpenTechnical

OT-2026-000014165

Publication integrity record

Two cup vacuum gripper, two outlet manifold, 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-2026-000014165) never changes.

Identity and time

Publication numberOT-2026-000014165 · never reused
Internal UUID01a0ae6d-b278-7829-823a-99481fd10cf4 · 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-2026-000014165
StatusPUBLIC

Content hashes

Canonical text48aecab16f5dcf05cc6792f29e4d84211f3834a726a18b700819682a8cf44670
Markdown1749aa639306dfa6a94961cd206249221e7255865765c3debc61a9bf84cc2c9b
PDF
Publication pageec17a2af7d2f88a32cb1997eb5c9df2ef2c540ca7334d28268d872d6b1728f74
Manifest876c4296e5994d284789c97732b5306059406e2246fe99ab515933ed2b06f6ba

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
Signature0Bi7+ZoVbssJyMtH2VJw/VNjNXS//n+eUvDqYQVQzN51U8t302UdiVOwZTqrZPueTaa9ILiESGITGGzt7VwOBg==
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

2026-09-17T12:07:15.189528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014165
observed ec17a2af7d2f88a32cb1997eb5c9df2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.170287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014165/manifest.json
observed 876c4296e5994d284789c97732b53060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.151303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014165/publication.md
observed 1749aa639306dfa6a94961cd20624922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.131137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014165/publication.txt
observed 48aecab16f5dcf05cc6792f29e4d8421...
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.