OpenTechnical

OT-2026-000035877

Publication integrity record

Two cup 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-2026-000035877) never changes.

Identity and time

Publication numberOT-2026-000035877 · never reused
Internal UUID01a0ae76-b4c9-7b99-919c-89096f699328 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035877
StatusPUBLIC

Content hashes

Canonical text4ca24ce6c418e2e2fd541bff3deba351dbbfa9c0af5a243b38048f742fb6832f
Markdown244f8e235418e5d44d4e6b257c0eaa0c702e72a2f864a15ff5b3e1aafd4bd923
PDF
Publication page6696329e76a84b07b9800c7da1ad3faa338da156d4ca0138f1d6cae9b2d3eee6
Manifestd8266f8fca8d1dd5b9ae7532217018c0347df6045210aaa0755fe3b956939bac

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
SignatureYu8RI/DtEzgXOTTOg84JYInEH9D/9ec7OgHQ/Kt9oUiAgjLr+e1NuXe94954ej0lCbZLGvHYdQZdpW8ty7NmBg==
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

2026-09-17T11:27:35.779536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035877
observed 6696329e76a84b07b9800c7da1ad3faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.759970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035877/manifest.json
observed d8266f8fca8d1dd5b9ae7532217018c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.742435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035877/publication.md
observed 244f8e235418e5d44d4e6b257c0eaa0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.724357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035877/publication.txt
observed 4ca24ce6c418e2e2fd541bff3deba351...
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.