OpenTechnical

OT-2026-000047193

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000047193) never changes.

Identity and time

Publication numberOT-2026-000047193 · never reused
Internal UUID01a0ae7e-d0f9-7b2d-9116-a66ff7dacfcc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047193
StatusPUBLIC

Content hashes

Canonical textcdaa86dcc86a24f283c0317f55521705c23390a14046c3c50c64182eaccf0a00
Markdownd8b8f934bb1d8516ae74db388399e5b865ae163e49c423db777cfec659816a55
PDF
Publication page1edcc1640a6bf68235170e9316c8da651b13daa8f0dfd8a64b51145f31969976
Manifestcea0ed6e315687c71920d2e7d322293617c13ce891149a63b865bd07e8d37ceb

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
Signaturewv0Oh/fcV+yGspR3qot3yOTwT3Rms/WoC01KfWQPVdktj7OHS+KJkX1vuSR+o7hdD98SlN/zB5pjvzySUOioCQ==
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

2026-09-17T11:10:34.216131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047193
observed 1edcc1640a6bf68235170e9316c8da65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.196441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047193/manifest.json
observed cea0ed6e315687c71920d2e7d3222936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.178523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047193/publication.md
observed d8b8f934bb1d8516ae74db388399e5b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.158706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047193/publication.txt
observed cdaa86dcc86a24f283c0317f55521705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.220794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047193
observed 1edcc1640a6bf68235170e9316c8da65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.202414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047193/manifest.json
observed cea0ed6e315687c71920d2e7d3222936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.182116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047193/publication.md
observed d8b8f934bb1d8516ae74db388399e5b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.161705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047193/publication.txt
observed cdaa86dcc86a24f283c0317f55521705...
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.