OpenTechnical

OT-2026-000067537

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000067537) never changes.

Identity and time

Publication numberOT-2026-000067537 · never reused
Internal UUID01a0ae8f-6bda-7936-8f4f-a6ab0a6fb9c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067537
StatusPUBLIC

Content hashes

Canonical text6065d5552dcc52bcbb565331cdff66ad9aadec1db4955f1270dd41163ff4d4e0
Markdown316bf5fd8656483c7e8a2dcdcb13a1e0eb5c1d61ee9ef6c67cd50ea4dd30e8a4
PDF
Publication page2870ebc9c34a2c610734e0b6c3606dd853f7ab5660bda5a9cfdbf68f11ebe57e
Manifestdbe3e95486243d1ac2bd75f996936dde6e6852e5d45f76a326b30001d2ba652e

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
Signatureapok+5rfi8O1/ZcY6TS4amk6OVHI0m6VSEQkn2HAyR6McDPJLInGRwxOWI9WqppoudrHfeWc3o3AAxZ71QrhAA==
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

2026-09-17T10:31:50.456625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067537
observed 2870ebc9c34a2c610734e0b6c3606dd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:50.439167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067537/manifest.json
observed dbe3e95486243d1ac2bd75f996936dde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:50.423594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067537/publication.md
observed 316bf5fd8656483c7e8a2dcdcb13a1e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:50.405682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067537/publication.txt
observed 6065d5552dcc52bcbb565331cdff66ad...
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.