OpenTechnical

OT-2026-000066998

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000066998) never changes.

Identity and time

Publication numberOT-2026-000066998 · never reused
Internal UUID01a0ae8f-14fe-7c0c-8568-183fe09ba84f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066998
StatusPUBLIC

Content hashes

Canonical text9479dc4406eab40e0de2dba8f69645bb9157d5412c64026cb12a609f6e6c832a
Markdown3741198e240b2a07bfca596fca85fbf54b67ea669fc36ece8423ef032c801b40
PDF
Publication page754a05b752752ac1dcbc95d1b0714b722cc1419bc7c80d974a7430477e30d014
Manifest91afa6f384e2d49564ad6940c83f6f8a71582bbdfd33b63a2bfa19d8f48b1dbd

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
SignaturedHNHiFb+xHm7ETgfxkpg6aH1xwjfy+o0r5AQqcGaYoJJZT58ba7Okf+buy3l3AWL5DxtR1l1rLigdYKzTnNIBA==
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

2026-09-17T10:32:13.649999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066998
observed 754a05b752752ac1dcbc95d1b0714b72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:13.631178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066998/manifest.json
observed 91afa6f384e2d49564ad6940c83f6f8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:13.612466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066998/publication.md
observed 3741198e240b2a07bfca596fca85fbf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:13.595712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066998/publication.txt
observed 9479dc4406eab40e0de2dba8f69645bb...
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.