OpenTechnical

OT-2026-000050946

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000050946) never changes.

Identity and time

Publication numberOT-2026-000050946 · never reused
Internal UUID01a0ae82-c7b4-780b-9f40-fead98a77828 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050946
StatusPUBLIC

Content hashes

Canonical textc115d5011a70adb5b1bf7d6ba74849c138cc421f7edc07464c69224965f00f07
Markdowncf725f4fa01f80c4fb787e11bcbe06663acdca072291a993a73667a69e67ace0
PDF
Publication pageea07694b523e420f173087682acb3d423f02f17dc844a0b29dfa8646158f9482
Manifeste2b6506288d238c9dde9e6ce4bb320d2f5435324a3a04a2f34647f82f5dfad5d

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
Signature451A+S9zgdB/zvwu/yFx50OzuiVIIezXwCeGhHBB8+OrtHJVdz3wLtESWU4lx7HBOaAdpy6zi7bQ+RejD2bRAw==
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

2026-09-17T11:00:42.922732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050946
observed ea07694b523e420f173087682acb3d42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.921450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050946
observed ea07694b523e420f173087682acb3d42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.903876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050946/manifest.json
observed e2b6506288d238c9dde9e6ce4bb320d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.900208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050946/manifest.json
observed e2b6506288d238c9dde9e6ce4bb320d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.886922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050946/publication.md
observed cf725f4fa01f80c4fb787e11bcbe0666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.883202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050946/publication.md
observed cf725f4fa01f80c4fb787e11bcbe0666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.870285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050946/publication.txt
observed c115d5011a70adb5b1bf7d6ba74849c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.863647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050946/publication.txt
observed c115d5011a70adb5b1bf7d6ba74849c1...
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.