OpenTechnical

OT-2026-000047390

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000047390) never changes.

Identity and time

Publication numberOT-2026-000047390 · never reused
Internal UUID01a0ae7f-3e57-7203-840b-7dfbb2cd2cb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047390
StatusPUBLIC

Content hashes

Canonical text41a158a8a7119cad93107782ab25c3d69df57604be364acb90eaccfe4499171a
Markdown92417a114ef32f046e4647399449d2749fcf9f547711ddf90c4bac9060bb6f26
PDF
Publication pagee49ab8ea9e87737f526fecccb99e97fc6be0559c74cc74033e455748362fd3d2
Manifest1f8c851c1b006155ffcba2979c250eab911593d2a6569074ecf50e1da5f01437

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
SignatureiyZFczQvMZwphF4hmkszHUf4gB+lP7ii3SXyxg7n8o+Tw7P5EV/zFZStjQ8KegH1WS3QFyKEelwsjK2QRMcEBA==
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

2026-09-17T11:06:24.008411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047390
observed e49ab8ea9e87737f526fecccb99e97fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.991042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047390/manifest.json
observed 1f8c851c1b006155ffcba2979c250eab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.951311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047390/publication.md
observed 92417a114ef32f046e4647399449d274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.912039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047390/publication.txt
observed 41a158a8a7119cad93107782ab25c3d6...
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.