OpenTechnical

OT-2026-000016187

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pulsed 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-2026-000016187) never changes.

Identity and time

Publication numberOT-2026-000016187 · never reused
Internal UUID01a0ae6e-2d11-7733-8dc1-caab44e56811 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016187
StatusPUBLIC

Content hashes

Canonical text3c55c01770214f19737cac7caa3e125807b4407b2b8e412dc136486a710e7235
Markdownfb92f2241f9b1e72f469d289365e65da81b532cfd4df7d1debeadd6ae7fe86e5
PDF
Publication pagee1d55e5adcf46ce64597af27ce48cfc8fa0a525268f83d7b9091769ef65794b5
Manifestbb00db9df406d3bf73d15efafa1c2344cdc3d6bfe62ed94458d72b5f3d1a20bd

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
Signature034UHEvCs0BZfbaU8s7caGX+Ypc3SU7IahnCfLUmq5vUCKUwzmBfQLPNKNBO08FOpcoUY3ztG/T+hVBFEDrrAQ==
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

2026-09-17T12:03:38.512100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016187
observed e1d55e5adcf46ce64597af27ce48cfc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:38.493042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016187/manifest.json
observed bb00db9df406d3bf73d15efafa1c2344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:38.475146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016187/publication.md
observed fb92f2241f9b1e72f469d289365e65da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:38.458827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016187/publication.txt
observed 3c55c01770214f19737cac7caa3e1258...
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.