OpenTechnical

OT-2026-000067469

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000067469) never changes.

Identity and time

Publication numberOT-2026-000067469 · never reused
Internal UUID01a0ae8f-6bd9-7cb6-b89a-16190494f12d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067469
StatusPUBLIC

Content hashes

Canonical text0bb6963196b80607d5161b28391b5a4acdfe3fdf9a817d273029d447ae0c2b05
Markdowne0f898bdd3eedaf140a96ccfbf300b4a412c90d1a737f9a0e18820d9d60afdcc
PDF
Publication pagec33a8a65e9624501351518af93c1d0675341e9182734807773ed752387686122
Manifest23b9fa0821dc081053736134387ec236ffc30cd297dce19dc658b0dbb925dc09

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
SignatureIalzovx5eqt4O8xKpX0eoGOWByN5+o2/360RSGsHChfiiKXJk5ugS/3DfrJWtZO2Tc5c+uzMWhXuINm2Y0fCCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:40.679775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067469
observed c33a8a65e9624501351518af93c1d067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.664548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067469/manifest.json
observed 23b9fa0821dc081053736134387ec236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.646902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067469/publication.md
observed e0f898bdd3eedaf140a96ccfbf300b4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.630135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067469/publication.txt
observed 0bb6963196b80607d5161b28391b5a4a...
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.