OpenTechnical

OT-2026-000075101

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000075101) never changes.

Identity and time

Publication numberOT-2026-000075101 · never reused
Internal UUID01a0ae93-ac2e-7f5c-844c-488942f60b0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075101
StatusPUBLIC

Content hashes

Canonical text33b02c9d18e8cc3f64794f7972f3af6af785ed720b784ba737b840eba41f1120
Markdownf490e01f0e8c9da02c45a398507e4b693cbd0d64a65b43760622f7fab605d8d6
PDF
Publication page7faed55fe69e55cb4ebf3dc00424d5320e56a676ff29cc645ffeefde8a76b49b
Manifestdfbb1503b2670e27225ed356a96360a20e11bdc18058c99dea936b6cc1f6a5f6

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
SignatureDZRUv5HV5BdIvP1Rgn79QZtCHkRTrdlwtafWithEjMs1irQ6fShJ+uwwuEYNkZr7/aAclVfElQXMvdvnGqFHCQ==
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

2026-09-17T10:18:55.536464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075101
observed 7faed55fe69e55cb4ebf3dc00424d532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.520962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075101/manifest.json
observed dfbb1503b2670e27225ed356a96360a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.504943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075101/publication.md
observed f490e01f0e8c9da02c45a398507e4b69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.487788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075101/publication.txt
observed 33b02c9d18e8cc3f64794f7972f3af6a...
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.