OpenTechnical

OT-2026-000040430

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000040430) never changes.

Identity and time

Publication numberOT-2026-000040430 · never reused
Internal UUID01a0ae79-2701-7c23-8eff-014aee491f10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040430
StatusPUBLIC

Content hashes

Canonical text3cc227a7a0c5d2422d2214351b7b364702cfc71d858e06320ac39ab15e7394ae
Markdown8b1cce4c5fc9ca1a329625d95814c57677e049c75a0e178921fc6aa433b759fa
PDF
Publication pageed18e15406beade6cbc483f882742ef9f6b0bf74703a0cecb1eeafa0d1a6de53
Manifestae012bd9cbe8574e60e2d2b6cf448cc257668d72893ec5789845de71fdd2653b

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
SignatureudOqgBACOFZomxnu0VZhIPvz0Q1jNMzLHOolzca2KFyFOTnQF32BD/x2YwrgqPYJJLKHEEmw17uzQ9kK7rPGCQ==
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

2026-09-17T11:19:27.196698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040430
observed ed18e15406beade6cbc483f882742ef9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.177974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040430/manifest.json
observed ae012bd9cbe8574e60e2d2b6cf448cc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.160542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040430/publication.md
observed 8b1cce4c5fc9ca1a329625d95814c576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.142024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040430/publication.txt
observed 3cc227a7a0c5d2422d2214351b7b3647...
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.