OpenTechnical

OT-2026-000038865

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038865) never changes.

Identity and time

Publication numberOT-2026-000038865 · never reused
Internal UUID01a0ae78-769f-7b2c-bdd1-3397d69ffc37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038865
StatusPUBLIC

Content hashes

Canonical textf9cab6c4bb8162d5fd3d72394c07def5153b5c16af50e2feb0d8cacd2794e152
Markdownacbab868f9484cb4540e1eaaaf0a9c81caaed07b6fe650eefd9528ba12cf82bc
PDF
Publication page48139cc5109836159082cc2e9d39f987d248d3018efa5a7448e548d4bb56b715
Manifestf202276000770f8e5f958c12bb8e35d137d5e916dc9bcd2447b8e9913ec70e48

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
SignaturepNSxT4RmzW8+YxECb/l4w5qV09i9uxpSzrG0UJGK7FV8UIF9O7BE4ZMGX1hm7f/QluZ8cVXdCNbeUtfhmN61Dw==
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

2026-09-17T11:21:26.463450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038865
observed 48139cc5109836159082cc2e9d39f987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:26.447183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038865/manifest.json
observed f202276000770f8e5f958c12bb8e35d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:26.430324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038865/publication.md
observed acbab868f9484cb4540e1eaaaf0a9c81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:26.412873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038865/publication.txt
observed f9cab6c4bb8162d5fd3d72394c07def5...
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.