OpenTechnical

OT-2026-000011131

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000011131) never changes.

Identity and time

Publication numberOT-2026-000011131 · never reused
Internal UUID01a0ae6c-540f-75f1-937c-16c1ac005cb8 · 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-2026-000011131
StatusPUBLIC

Content hashes

Canonical text663439160608319235a950e290a9e0c925725e9c111d679ccf9fdefc130747c2
Markdownaae3bd025ad525297508d6424fc4dcff845d70a6471dc4a9ff88e8f122fe2cb2
PDF
Publication page5e781c6eefc650f32f541e37d3118ce8cbd0b59846d0d8944f01d2d20cf4fa93
Manifest07720cc935c90e333c2b7250c0af92299311fb1d7db141a34011abf064215557

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
Signature3rgRfw55CrHYddvyhFuRHxLN14MUPnpGB5R6IcK74ZEcZlx0bOJNr/gHlrd69pCwRcFnP1QY55XYVYl9DaVLDQ==
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

2026-09-17T12:13:59.233917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011131
observed 5e781c6eefc650f32f541e37d3118ce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:59.211078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011131/manifest.json
observed 07720cc935c90e333c2b7250c0af9229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:59.192154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011131/publication.md
observed aae3bd025ad525297508d6424fc4dcff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:59.171644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011131/publication.txt
observed 663439160608319235a950e290a9e0c9...
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.