OpenTechnical

OT-2026-000047104

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line 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-2026-000047104) never changes.

Identity and time

Publication numberOT-2026-000047104 · never reused
Internal UUID01a0ae7e-d0f8-71cf-a9e6-3b07fab722f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047104
StatusPUBLIC

Content hashes

Canonical text005a0e5ef15f40f39faa2772e87232c9828bbd1f25a9c3da2daf8913cd6bd48a
Markdownf149600d4a261e05c1e8b3f4eedc4283179ab91911eeab85ff0d3959009051e8
PDF
Publication page9e8052e3b2a108417d737a23addd2ae8b3496fb1ebb868bcf981ffe9c1a13295
Manifest0d80c3c9afb0ac9bddffd7322c35141f1f8eb2fe21e2f1d5ddde0f12d451e1fd

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
Signaturewrr2vAwCDqk8+sexdjoBZrI59w1Z8fV+VARmhNXunGdhA7yAdQ3aMdfJavMSL4TUpAB2IQfx8dA8USSEXxoiDA==
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

2026-09-17T11:10:25.620201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047104
observed 9e8052e3b2a108417d737a23addd2ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.601225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047104/manifest.json
observed 0d80c3c9afb0ac9bddffd7322c35141f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.581923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047104/publication.md
observed f149600d4a261e05c1e8b3f4eedc4283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.563126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047104/publication.txt
observed 005a0e5ef15f40f39faa2772e87232c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.840124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047104
observed 9e8052e3b2a108417d737a23addd2ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.821029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047104/manifest.json
observed 0d80c3c9afb0ac9bddffd7322c35141f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.803338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047104/publication.md
observed f149600d4a261e05c1e8b3f4eedc4283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.783090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047104/publication.txt
observed 005a0e5ef15f40f39faa2772e87232c9...
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.