OpenTechnical

OT-2026-000024146

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum 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-2026-000024146) never changes.

Identity and time

Publication numberOT-2026-000024146 · never reused
Internal UUID01a0ae70-e8c7-7861-b9e4-243cc3560d69 · 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-2026-000024146
StatusPUBLIC

Content hashes

Canonical textf2920e8a8909c42e23b02267f4175e4009ed4aba85b827ff655c27e613de1540
Markdownd023f458855664d36035e4152af3fc176b98f1fd4d61fa1047d7b234bd9e9e4c
PDF
Publication page86e26549dfaadcde031664f1ebb926818ad57d86602d3e38aa3c83cd46f4c595
Manifestff652c826d409b0d3f63d00fc043a4f11954efcd377b49cc3a619f92c334622a

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
Signature5sWHfjo1AhTJ1SZjNlXLc9X0jLhLD+O/MrrtGYEeNKp8w+ABdzY7nmyThWZ8tdLk5i/zmGnWgJTWVKQK1WK5DA==
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

2026-09-17T11:48:34.784510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024146
observed 86e26549dfaadcde031664f1ebb92681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.763968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024146/manifest.json
observed ff652c826d409b0d3f63d00fc043a4f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.747343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024146/publication.md
observed d023f458855664d36035e4152af3fc17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.730144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024146/publication.txt
observed f2920e8a8909c42e23b02267f4175e40...
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.