OpenTechnical

OT-2026-000011168

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000011168) never changes.

Identity and time

Publication numberOT-2026-000011168 · never reused
Internal UUID01a0ae6c-540f-7707-bb3b-836735eb738f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011168
StatusPUBLIC

Content hashes

Canonical textc322df2a804389b216b841af792660901eac6b0252361884a95767074b60713a
Markdown1f17a44f36063c6603f7c54231715befe81825cbd764ab7a817b600a09b27ba9
PDF
Publication pageae21f302ed516b94f9be9f2cbc17a21469d9f51ec68226030649736e54b2979e
Manifestce4fe87793e3738de571c5ce86c180f20d5877d7d13f3ec4a967ac7084cd1730

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
SignaturelHlU9wetC2p3pROgynvjJ246/8Zn6lopFMhk79OEdu+DKGBs92JjzfujjpLRzJh9Vn5fMeRd+PLTEmP/x+ZbBQ==
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

2026-09-17T12:14:06.252533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011168
observed ae21f302ed516b94f9be9f2cbc17a214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.232325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011168/manifest.json
observed ce4fe87793e3738de571c5ce86c180f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.213224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011168/publication.md
observed 1f17a44f36063c6603f7c54231715bef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.191900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011168/publication.txt
observed c322df2a804389b216b841af79266090...
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.