OpenTechnical

OT-2026-000018800

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000018800) never changes.

Identity and time

Publication numberOT-2026-000018800 · never reused
Internal UUID01a0ae6e-d521-7f47-941a-78d8b400ae20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018800
StatusPUBLIC

Content hashes

Canonical text11bb26b867de325f30349b41ef97c3764bad5fb8854f76d9541a61b2b8f42c8e
Markdownb292cf387573c73e82eb216925ad6b3d61ace69d4c5165fe263f2d94f78a8cd4
PDF
Publication page2c14f3b82f6109f339d5a9ca12075c914a30e51f7dcdd0ae8a6da0ba899fe257
Manifeste3f793a0c84856ba84a9c8b63609a644c33bb4e56eba7f7e3b0a52b186c8f742

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
Signature9A9hfcaI3YEqo7SPQRSF172iRGT5OTh9HilI4tMFHqZ7ELUjryFfTqTs1/G7ksDBPYbtQlGrXEoAYwc3hFAGAw==
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

2026-09-17T11:59:25.652923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018800
observed 2c14f3b82f6109f339d5a9ca12075c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.634165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018800/manifest.json
observed e3f793a0c84856ba84a9c8b63609a644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.615105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018800/publication.md
observed b292cf387573c73e82eb216925ad6b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.595319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018800/publication.txt
observed 11bb26b867de325f30349b41ef97c376...
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.