OpenTechnical

OT-2026-000095409

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000095409) never changes.

Identity and time

Publication numberOT-2026-000095409 · never reused
Internal UUID01a0ae9f-8f72-792d-a2ee-9aa7f4802b05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095409
StatusPUBLIC

Content hashes

Canonical text1ad1a35174226d3f260a5cdf91adb8478910fa7e30b75c87234b09c4b4a27e1c
Markdown64e161d4af51bd3633dfcc17c32919dd24a7e92f31304291678cfdbc4814a6c5
PDF
Publication pageb7f33c1de51dbe28972773f89a20a1e4403a3190dcd72f11c81564cee290e647
Manifest82ba170212781365d391710155fce39591532a2d94b3cab769199e87cd171629

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
SignatureqBPd8YQ7xwOPbUORfnQz5giX7voQqGvu18SMgdkVl+q/CGzP42jGsx14OOOxYjB9X1GG6qwTyEHXNRevBcp4BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:47.214148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095409
observed b7f33c1de51dbe28972773f89a20a1e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:47.198363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095409/manifest.json
observed 82ba170212781365d391710155fce395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:47.181497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095409/publication.md
observed 64e161d4af51bd3633dfcc17c32919dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:47.163747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095409/publication.txt
observed 1ad1a35174226d3f260a5cdf91adb847...
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.