OpenTechnical

OT-2026-000027382

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000027382) never changes.

Identity and time

Publication numberOT-2026-000027382 · never reused
Internal UUID01a0ae72-6997-7e5e-bccd-f8342032e451 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027382
StatusPUBLIC

Content hashes

Canonical texta523012ff6d54fd93ae024510082a493f26704fa8ef777f5c9534828b7e9efed
Markdownf6d311d2edfbb410d3063829c154f6f7da52d297be715b84996187c9f6c733cb
PDF
Publication page853111952bfe0a92c9b78432ac9954aedb10a821a4ebe7b18e5db27070a46ac9
Manifest5c6136d7d482371a36daeee29f68ccd427d8a985533cb8b75f04eb029145d2f7

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
SignatureXVPLZHJjHK8UA655TumVfw5rkvNIfowGhTAwsy2bNTi/+Jkz6reHFlJ7BUP7h+cbfL0N4mWwwZU0jbUbKc8nAA==
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

2026-09-17T11:42:48.042766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027382
observed 853111952bfe0a92c9b78432ac9954ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:48.024521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027382/manifest.json
observed 5c6136d7d482371a36daeee29f68ccd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:48.006877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027382/publication.md
observed f6d311d2edfbb410d3063829c154f6f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:47.990126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027382/publication.txt
observed a523012ff6d54fd93ae024510082a493...
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.