OpenTechnical

OT-2026-000036154

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000036154) never changes.

Identity and time

Publication numberOT-2026-000036154 · never reused
Internal UUID01a0ae77-01ce-733f-9261-b9e0e85782e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036154
StatusPUBLIC

Content hashes

Canonical text2eefbb91b58ba95ead75e0c39f93f2b9af0ee94e75429a4a8dce54087f560982
Markdownf76f3da78990c0977e5193c516a2b4d5a19b3be9dfc378138e2c3cdb62f4b39f
PDF
Publication pagec4c78d216401e67409faa41bee49c53344981bec8bec383c38c3d9abafa0a958
Manifest93ed405d7587f58ad8d96cd6076445d78e1c12d5fa828df15fa924fcf63784fc

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
Signaturex6zKPgt4nt2zT3qOyFEIzXLF4U6rS/n4YIh5tVwgY4VK0yLZthYWbgKCkrEei4sFxAsElwhjpHPwm8NwvAsnAw==
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

2026-09-17T11:26:22.534755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036154
observed c4c78d216401e67409faa41bee49c533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.514369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036154/manifest.json
observed 93ed405d7587f58ad8d96cd6076445d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.495393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036154/publication.md
observed f76f3da78990c0977e5193c516a2b4d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.474909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036154/publication.txt
observed 2eefbb91b58ba95ead75e0c39f93f2b9...
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.