OpenTechnical

OT-2026-000024394

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, 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-2026-000024394) never changes.

Identity and time

Publication numberOT-2026-000024394 · never reused
Internal UUID01a0ae70-e8ca-7fcd-b339-566c0ab21024 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024394
StatusPUBLIC

Content hashes

Canonical texte34a7319a24a36015348e19460f2529e4323240812f2a1eb4ba8057c99a12c8c
Markdowne84b1c99da86673b0add3f6315eea93217e3e19a59980f17e074258138b118e8
PDF
Publication pagef29131387344d44c41c5c32746846d596d4dbb69f2e8f1a4b19846630fcc0e1b
Manifestfe28de0509425101404cc50c39f6b9d3ec73b808bb6e5f7a0d111747da1b6e4e

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
SignaturehHUzAPTUZX7uyH9EwmYpdkQmOb+tf+7fIign7QkRu+SD5pjsEsn5u/X14HTl3oNb9Yj45R3jw0kAXnQTcjypBg==
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

2026-09-17T11:50:15.809722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024394
observed f29131387344d44c41c5c32746846d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.789184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024394/manifest.json
observed fe28de0509425101404cc50c39f6b9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.771014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024394/publication.md
observed e84b1c99da86673b0add3f6315eea932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.753030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024394/publication.txt
observed e34a7319a24a36015348e19460f2529e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.331012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024394
observed f29131387344d44c41c5c32746846d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.314367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024394/manifest.json
observed fe28de0509425101404cc50c39f6b9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.296551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024394/publication.md
observed e84b1c99da86673b0add3f6315eea932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.275517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024394/publication.txt
observed e34a7319a24a36015348e19460f2529e...
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.