OpenTechnical

OT-2026-000030186

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000030186) never changes.

Identity and time

Publication numberOT-2026-000030186 · never reused
Internal UUID01a0ae73-e500-7b5d-90e9-9b0f725a1307 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030186
StatusPUBLIC

Content hashes

Canonical textf914aea6de87bf380e41a3fa031305cfb60670bc6789850a6ab3d1ab552d5e50
Markdownc92546c411f8a35b04a373942c66e30243f87580226d9e37d8add6d69ff6a124
PDF
Publication page46d0d59dd240b031a087450ff9babdbb6f5c6a3787ffbeea002020f607a42271
Manifest1aa7625824d4d9d1c4a62e334de26964b385f0cd42d144075f9791d8b02c61b1

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
SignatureEmhdXgi+AegEEBh3YJbjcUV4N0QuyBE6j3+woaic+wcfN1g6wEkItWBxBPcAxboww784Vw89sC62wLI8YPlmCA==
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

2026-09-17T11:40:33.098127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030186
observed 46d0d59dd240b031a087450ff9babdbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:33.083110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030186/manifest.json
observed 1aa7625824d4d9d1c4a62e334de26964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:33.065031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030186/publication.md
observed c92546c411f8a35b04a373942c66e302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:33.050510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030186/publication.txt
observed f914aea6de87bf380e41a3fa031305cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.446940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030186
observed 46d0d59dd240b031a087450ff9babdbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.429840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030186/manifest.json
observed 1aa7625824d4d9d1c4a62e334de26964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.410064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030186/publication.md
observed c92546c411f8a35b04a373942c66e302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.389382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030186/publication.txt
observed f914aea6de87bf380e41a3fa031305cf...
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.