OpenTechnical

OT-2026-000034266

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000034266) never changes.

Identity and time

Publication numberOT-2026-000034266 · never reused
Internal UUID01a0ae75-df0d-73e1-8587-35fcee719a26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034266
StatusPUBLIC

Content hashes

Canonical text8aff01c47b6adc2d6607e8341a219b1132eaa4fa37a43f12991befdc26c28277
Markdowna097ae28816dc442031efe7781309f348f239a4116bf4ac84d4ca6103a2d1312
PDF
Publication page05da3e7d65baf129bc754e6c52a3d36e5ee84bb981f48da8f848fc027a5cac4f
Manifestb4dc30ffe39f101b7f39a41d61a1764889418ff8ed494a16481ddf1267831a35

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
SignatureviLHjqGYM92s34UBON5iPGZVhaK8gwqBMyY7+QwOuLxlCohCvWPqcZXanRssJ8KxDbrIz9fHvu2cnPYnEvmQAQ==
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

2026-09-17T11:30:49.628506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034266
observed 05da3e7d65baf129bc754e6c52a3d36e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.611528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034266/manifest.json
observed b4dc30ffe39f101b7f39a41d61a17648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.590901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034266/publication.md
observed a097ae28816dc442031efe7781309f34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.563704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034266/publication.txt
observed 8aff01c47b6adc2d6607e8341a219b11...
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.