OpenTechnical

OT-2026-000018130

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000018130) never changes.

Identity and time

Publication numberOT-2026-000018130 · never reused
Internal UUID01a0ae6e-b487-79f8-aa34-8529f6b514de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018130
StatusPUBLIC

Content hashes

Canonical text17993f74f7341bdc00b65b0f2439e8f327c2f984ca22ae72bca700bd7e37ec3b
Markdown604dc1cf13d1f03f2fc1c809fb54d0d54701190148593affba19e49c9e3836f9
PDF
Publication page67509d6921aaab0727ba8360448940f54d68808d25c0c446763fc75550c8b2d7
Manifestb40e94322eed624ebbe72c265d8de7c1921eca82238ebb8c32479ba7aa76dec0

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
Signaturer8+2NnBFTKS5RV4Q3Uq0hx32GM9B8sUFSRb8fmuAi6N3JauDDxcRdKkmbVh8nW1v33mp8vBzoJcJ3VXHxplCDg==
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

2026-09-17T11:59:52.331530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018130
observed 67509d6921aaab0727ba8360448940f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:52.314984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018130/manifest.json
observed b40e94322eed624ebbe72c265d8de7c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:52.296731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018130/publication.md
observed 604dc1cf13d1f03f2fc1c809fb54d0d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:52.279078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018130/publication.txt
observed 17993f74f7341bdc00b65b0f2439e8f3...
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.