OpenTechnical

OT-2026-000036682

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000036682) never changes.

Identity and time

Publication numberOT-2026-000036682 · never reused
Internal UUID01a0ae77-46e8-7f31-a67f-d4c6275038fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036682
StatusPUBLIC

Content hashes

Canonical textb120875f790a43f4dec5699b025cfcf45f6fe91feed90d984c6d8a4eea74c1c3
Markdowna26f9c3ca70fe4f8f5254a083b75fa1c5d8632a0831e50c9a6ed9adebb34b190
PDF
Publication page617d8ec282a87137bb907664ed569568cbde1b0b62f337d7d129f17e405dfff7
Manifest5b5eaae967a1d7d6936a2f81d3b893af6f7c0710c013e0254ec34f11df3c0486

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
Signature0Q2KkG8Kb4asTbb5J+HCkDI8UKhO997ssRm8ggGsl6qriucOpfaFozgw9FkY+y2WwHNqCVptqGrhF/aPls+eBQ==
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

2026-09-17T11:26:02.297381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036682
observed 617d8ec282a87137bb907664ed569568...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:02.281039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036682/manifest.json
observed 5b5eaae967a1d7d6936a2f81d3b893af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:02.264982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036682/publication.md
observed a26f9c3ca70fe4f8f5254a083b75fa1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:02.247280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036682/publication.txt
observed b120875f790a43f4dec5699b025cfcf4...
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.