OpenTechnical

OT-2026-000057822

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before 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-2026-000057822) never changes.

Identity and time

Publication numberOT-2026-000057822 · never reused
Internal UUID01a0ae88-6ed8-7de7-8011-f4461044565f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057822
StatusPUBLIC

Content hashes

Canonical text775a7cdadb20e1775c5d71064e644a0d3bb5aed84319fbbd8f0fef2535dd3a9c
Markdown96e43a77d2eecc1021167d3d192dc4d1b0b0687c4d881abbbd5257c65f4e4329
PDF
Publication pageb26328abd2d98f0ee4edef1584c2446ffc0f1b3419c1b44b50debb873724a219
Manifest579358d75a41e418a0119e02232e431ed6c6fe1d6e058eea9b0d049fb08d92f6

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
SignatureJpIYauDH5uvG7zr+Dw4CVhYAwfqlrl++AaMw79PjgYN7VRFx50K2THmH7S/wnX4H2JRqrdo1xKkYenXqQs54CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:20.286673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057822
observed b26328abd2d98f0ee4edef1584c2446f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:20.267225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057822/manifest.json
observed 579358d75a41e418a0119e02232e431e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:20.227880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057822/publication.md
observed 96e43a77d2eecc1021167d3d192dc4d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:20.188240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057822/publication.txt
observed 775a7cdadb20e1775c5d71064e644a0d...
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.