OpenTechnical

OT-2026-000041338

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, sustained 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-2026-000041338) never changes.

Identity and time

Publication numberOT-2026-000041338 · never reused
Internal UUID01a0ae79-b144-7790-af15-93985bdb4417 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041338
StatusPUBLIC

Content hashes

Canonical textde0b68bef0e689a4aeed6cfc1502c39deaf16e301774d10fdf4de1f74a6b2fe3
Markdown4358db71b36c5b50d612a018916cf45dc5c24b01308c3492b0c3d2fee099444b
PDF
Publication pagea1ee66d80be46e5f92e17f8f6c0de3417bba4e84abd71d014d71c8d9eea9243a
Manifest7a2c2c589dcf1fc145728ce9121c0d414292ca1e18feb43313731f545e905e48

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
SignatureLOMZg89vxEe96IlfBv0R75RL4r4BE7VTRgvkbfWbAHB/z4CI3J6IlVqxLtXz0wc/6gpU158gKbhXf9Zu9iVSAQ==
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

2026-09-17T11:17:20.124689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041338
observed a1ee66d80be46e5f92e17f8f6c0de341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:20.107472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041338/manifest.json
observed 7a2c2c589dcf1fc145728ce9121c0d41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:20.090130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041338/publication.md
observed 4358db71b36c5b50d612a018916cf45d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:20.072038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041338/publication.txt
observed de0b68bef0e689a4aeed6cfc1502c39d...
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.