OpenTechnical

OT-2026-000075309

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000075309) never changes.

Identity and time

Publication numberOT-2026-000075309 · never reused
Internal UUID01a0ae93-f200-7481-99d1-54b172b249ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075309
StatusPUBLIC

Content hashes

Canonical text9bdd9747999b8dee90ea0287d628ac79c14345f24bf5da1da6d4a212fe713859
Markdownb97a530b565803eedabca69cb213427f8cae5decdc5ace8e0b0431d821b0b8d1
PDF
Publication pageaa0b7baf5828c0445f199a62e05afd831d342d88374770f1ed09f354d25d1a42
Manifestafbb06becb44202df78535b4eaee0352f20c1520f4274e44a8d520e53f7d05fa

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
SignatureDJjuHHazIDrVckwd9JxJKOcafbLWcUtBTmG19TkDoWluXrvnKtcZk6GkgxYJCCQ39bByVH+zczo+asF5N6UqCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:17:07.497941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075309
observed aa0b7baf5828c0445f199a62e05afd83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:07.479340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075309/manifest.json
observed afbb06becb44202df78535b4eaee0352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:07.460608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075309/publication.md
observed b97a530b565803eedabca69cb213427f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:07.440894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075309/publication.txt
observed 9bdd9747999b8dee90ea0287d628ac79...
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.