OpenTechnical

OT-2026-000014944

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000014944) never changes.

Identity and time

Publication numberOT-2026-000014944 · never reused
Internal UUID01a0ae6d-d095-7d57-9e59-5ae35716c159 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014944
StatusPUBLIC

Content hashes

Canonical texte1f6c25091f20365a4556dac31f4ba7b1f4a19910b2a2d322af67e86f63f7d74
Markdown31da3aaf7523c908ce0a7df3b18bee353b014e8e2a523c1b0d1eac898a844712
PDF
Publication page9fb187e1841c09e422a866d8299cf84637de7fb156f68add3d75b0025e09964f
Manifestc38e312edc7b688ba7a3a122b537c498fa562db9fef16ffcbf4549ae5e2d6ea4

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
SignatureBfK2/WX8sub85zgvdFiBi0L+rxowFs0z+gKwL2xz7XK2YFeFNlMiPYXrTHKYKhnXekYZrx1MdRXipboTn3aLCg==
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

2026-09-17T12:06:53.497324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014944
observed 9fb187e1841c09e422a866d8299cf846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:53.478900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014944/manifest.json
observed c38e312edc7b688ba7a3a122b537c498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:53.459513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014944/publication.md
observed 31da3aaf7523c908ce0a7df3b18bee35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:53.438465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014944/publication.txt
observed e1f6c25091f20365a4556dac31f4ba7b...
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.