OpenTechnical

OT-2026-000063674

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000063674) never changes.

Identity and time

Publication numberOT-2026-000063674 · never reused
Internal UUID01a0ae8c-f946-7a03-a9c4-279f345912da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063674
StatusPUBLIC

Content hashes

Canonical texte89c2712b463690920a59f2c81b78a2f6c489245f6e96dc3d6b470d8482f9a4c
Markdown2ce68b1ee838fd446801880b8b9ab04c8523d07acf676ed971e0edf8feb09ecd
PDF
Publication page8d63f304e69a20ce45f7cccfd435de6dc4250cd7261c095480a57331f47cb66d
Manifest5976232520b4b44286d8ef873c117163d336dcce66c023ba09f94eb96c4c9d2d

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
SignatureinGzE6LqJlM0fvbCmX9DicUUwqhuJDepzSPKMSXWBxvY1ANonLPCepZH5T/dE5uYgDs4tXpC2y4DoRrSOXMoBA==
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

2026-09-17T10:37:47.299754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063674
observed 8d63f304e69a20ce45f7cccfd435de6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:47.283961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063674/manifest.json
observed 5976232520b4b44286d8ef873c117163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:47.266101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063674/publication.md
observed 2ce68b1ee838fd446801880b8b9ab04c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:47.250184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063674/publication.txt
observed e89c2712b463690920a59f2c81b78a2f...
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.