OpenTechnical

OT-2026-000011941

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000011941) never changes.

Identity and time

Publication numberOT-2026-000011941 · never reused
Internal UUID01a0ae6d-1942-7796-9089-bf2624a4f14b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011941
StatusPUBLIC

Content hashes

Canonical text7222b6261c774bf8187e642b4b6d33018c2928e96f60c0555b3a853ac461963d
Markdown51d10ccba427b2783f9ee7ec676af03f9846f6e1141e1b4675ebc4a72c76dd96
PDF
Publication page3efb1bcfefef66acd9178f2a74e695f3b8c2ab27e72abf9467d180200e3f9710
Manifest3513f5c77cc4077096380735c8beaf365d037cfbb48ad3572f77d117ea0c717d

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
SignatureTtSSTA9i8ErvJjZONBC4AstmSc2/23Tlivt45D+js1f7NgKBxdOjDlzJh15WJlGIBzN3BgdclFtYfy7d0E1ODw==
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

2026-09-17T12:12:47.037760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011941
observed 3efb1bcfefef66acd9178f2a74e695f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:47.016825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011941/manifest.json
observed 3513f5c77cc4077096380735c8beaf36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:46.996745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011941/publication.md
observed 51d10ccba427b2783f9ee7ec676af03f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:46.978025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011941/publication.txt
observed 7222b6261c774bf8187e642b4b6d3301...
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.