OpenTechnical

OT-2026-000036249

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed 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-2026-000036249) never changes.

Identity and time

Publication numberOT-2026-000036249 · never reused
Internal UUID01a0ae77-01cf-7ba4-9fd3-2e8b22435174 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036249
StatusPUBLIC

Content hashes

Canonical text37836fcdfebcb27cff0dfa945e518b8088608b87e5ef79c9616fbc3ea1eee985
Markdownf37987c08adb83aad8d6287ba5f743271fa81eedfed0eab4740d3fd333eee052
PDF
Publication pagee697178ad6c1f7221eec930e47645eb312f225e4c1edf4b867c2e1a973e6a963
Manifeste85dbdf8b66c6c3b602fdb197d4fcfd4ee1758d503e90cc6f6f6c33c45817bba

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
Signatureo6sCOblfH/ObIap/aaJTSdcKgYUAgqzXT9GJ0SE9lSIt6c2B0KQVYoWw33pW1/edqwO1z/jHmMzw2Vq2rnosDw==
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

2026-09-17T11:26:30.177316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036249
observed e697178ad6c1f7221eec930e47645eb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:30.157661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036249/manifest.json
observed e85dbdf8b66c6c3b602fdb197d4fcfd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:30.136633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036249/publication.md
observed f37987c08adb83aad8d6287ba5f74327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:30.118415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036249/publication.txt
observed 37836fcdfebcb27cff0dfa945e518b80...
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.