OpenTechnical

OT-2026-000067289

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000067289) never changes.

Identity and time

Publication numberOT-2026-000067289 · never reused
Internal UUID01a0ae8f-6bd6-7021-ba1f-30b470ad058b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067289
StatusPUBLIC

Content hashes

Canonical textd75f40a5161bbd2dd65be7a62d496c1b46442feee072de75c29e76760cc87480
Markdownc754bcabd5683735c8a9a6c15c579032163db4e85438a1cb47ac4ce69a867031
PDF
Publication page2de39b2fcaacb53ea00513314a77467684b2089221760af24c8637c69fc1cbd9
Manifesta24c40ea695b3a55287059c1820adbdf19b60f0580d9217e81d625de026e5aae

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
SignaturefRgfOgU3kGV6UN3yJcwuRslErCQbe+QZ4O7hF0THJNCLZZHfwjKdE3xxikbo80P8TcFXwLuiCtVXrDFo8M0sAw==
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

2026-09-17T10:30:56.195404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067289
observed 2de39b2fcaacb53ea00513314a774676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.177872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067289/manifest.json
observed a24c40ea695b3a55287059c1820adbdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.133700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067289/publication.md
observed c754bcabd5683735c8a9a6c15c579032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.081276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067289/publication.txt
observed d75f40a5161bbd2dd65be7a62d496c1b...
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.