OpenTechnical

OT-2026-000026113

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000026113) never changes.

Identity and time

Publication numberOT-2026-000026113 · never reused
Internal UUID01a0ae71-a840-7114-8c92-bea3544a56cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026113
StatusPUBLIC

Content hashes

Canonical text169d1ee26235f38adb16f9547caa4d548c289c12b979bf24b20c5639f35cd2ea
Markdownd675df7216dd61191e7c4fe0b3e5b0f284f951b9d57486294d7cd96f46587b30
PDF
Publication pagebaa456b1ba691c7b0e45041677ebfc9c831c4c27ae25ee645ff4732fc61f93c2
Manifest7bc6a62cb18228c8b54ed5a31c0bad4730b71c519638226949884acbb2398274

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
SignatureRpuD9dJt5uTCVjlC28jC8ttt3LbY6poVWks2X+MZGshzyMKh6nvk0knvOOoV9BzHrJdiBXU2hFAjkXi2SjNJBA==
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

2026-09-17T11:46:37.071064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026113
observed baa456b1ba691c7b0e45041677ebfc9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:37.052497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026113/manifest.json
observed 7bc6a62cb18228c8b54ed5a31c0bad47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.997847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026113/publication.md
observed d675df7216dd61191e7c4fe0b3e5b0f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.981688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026113/publication.txt
observed 169d1ee26235f38adb16f9547caa4d54...
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.