OpenTechnical

OT-2026-000036025

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000036025) never changes.

Identity and time

Publication numberOT-2026-000036025 · never reused
Internal UUID01a0ae77-01cd-7e75-b44f-b2e9445ed7f7 · 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-2026-000036025
StatusPUBLIC

Content hashes

Canonical text54abf8a81ac618c3d7c3e4a14f309e3415ddf2ed8750b7816783e382c406d2d7
Markdown5fc14fd73f96b71acb018525014d8f416ce4a6dae761455bfe907a61c0a4d43c
PDF
Publication page43e60f386b83b0587be66a64638fbf8b2a6a7c8f4f360f83039ce0456fd0a0b2
Manifest41fa5b6dd0eb2b54b33d246685215bb8d12b28b15dbdaad2262924a554b77324

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
SignatureGJi8i/l8Q7j2Ax/QVjpR+JMR+Swm5ZwcykFt8q3wOdGv/jacX8OitN1gKfOQc2iLF5cHY7uhrQR0WQRZQv12Cw==
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

2026-09-17T11:26:11.853721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036025
observed 43e60f386b83b0587be66a64638fbf8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:11.837224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036025/manifest.json
observed 41fa5b6dd0eb2b54b33d246685215bb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:11.821553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036025/publication.md
observed 5fc14fd73f96b71acb018525014d8f41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:11.803891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036025/publication.txt
observed 54abf8a81ac618c3d7c3e4a14f309e34...
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.