OpenTechnical

OT-2026-000067070

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000067070) never changes.

Identity and time

Publication numberOT-2026-000067070 · never reused
Internal UUID01a0ae8f-14fe-7959-a837-b4665bf1e2cf · 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-2026-000067070
StatusPUBLIC

Content hashes

Canonical textf4e31a20c4e0c8c481eca7138f6a1b89b56bb237e341c12850458205187cd56d
Markdownaaa511d7ad2ce977c207166810e176b573887b371d3a938d77064170f96e2a8c
PDF
Publication page7dfcdb7979b62424f38152ed674006fa8be01ecdb0203012d405a1f0ae87ba10
Manifest5d01c8c4d095aabcddc0e589d87b3ded180b76e04df5bdd496b12f45a892af1c

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
SignaturewQNBmgr5MgqGfScbyjbuWIBPWBrtaDncG/ju3nylr5dHujjtzu13fGIuhltdLwvl71byI7YLq2qYCkNypYiFCQ==
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

2026-09-17T10:32:19.836898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067070
observed 7dfcdb7979b62424f38152ed674006fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:19.820242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067070/manifest.json
observed 5d01c8c4d095aabcddc0e589d87b3ded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:19.803815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067070/publication.md
observed aaa511d7ad2ce977c207166810e176b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:19.785701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067070/publication.txt
observed f4e31a20c4e0c8c481eca7138f6a1b89...
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.