OpenTechnical

OT-2026-000010689

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000010689) never changes.

Identity and time

Publication numberOT-2026-000010689 · never reused
Internal UUID01a0ae6c-0ee8-709c-8769-d123cdfc5de1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010689
StatusPUBLIC

Content hashes

Canonical text11c02a3771346d476e4ddc4e80d0e383447d9ffaa42a87fe873b71c7bfc59714
Markdown98e5af6d7cb2d7bb47d320b7ce60d5cf8be1bdb7206423da1136d7c0ddc5ed26
PDF
Publication page8bf678fa7f404e501138b4c2aae1abbb0a690c8ab05cd5db66b1d88f0f6daa6e
Manifest1b918a87343f1aa8f2a704550c88a2016459e2a8f88ed180bee3e44c55fab5c1

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
SignaturedWtycp0VNm2M0GaxjJN3MKQFkFEIww1sRixJVxIAS38zfDdBQADCwqwpwoBWQlfZ3LpcuYsV4q8h4AhEEngMCg==
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

2026-09-17T12:14:54.201515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010689
observed 8bf678fa7f404e501138b4c2aae1abbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.179497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010689/manifest.json
observed 1b918a87343f1aa8f2a704550c88a201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.155806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010689/publication.md
observed 98e5af6d7cb2d7bb47d320b7ce60d5cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.137173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010689/publication.txt
observed 11c02a3771346d476e4ddc4e80d0e383...
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.