OpenTechnical

OT-2026-000042911

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000042911) never changes.

Identity and time

Publication numberOT-2026-000042911 · never reused
Internal UUID01a0ae7a-c0d1-72c3-9ba8-3e884f715b62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042911
StatusPUBLIC

Content hashes

Canonical text21252113f036c0e288ca6dba3378e34b36da9e95a85ea44f54b0fe271895a16a
Markdown43e08b7da3a79c5d257454b6f7be7b27bb1a42fb082b69eb08f3aa8be18a2081
PDF
Publication pagece4dce571cd3997416e81f10549c6b88f1204728f3b79e0072eba9b1b330a98a
Manifest04c7abfa40cec3e8d471f7632679b12312f93be32a3922b47dbc8620419c7800

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
SignatureHNo8Wk+mFQmWYlVeR4kle498UOOeP2O5JAfG79chF0+GSHGEqlzRYr9PAURValhKiuKcQ1Ao3UZd2vzQFo6zBw==
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

2026-09-17T11:15:25.382907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042911
observed ce4dce571cd3997416e81f10549c6b88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:25.364932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042911/manifest.json
observed 04c7abfa40cec3e8d471f7632679b123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:25.347446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042911/publication.md
observed 43e08b7da3a79c5d257454b6f7be7b27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:25.326928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042911/publication.txt
observed 21252113f036c0e288ca6dba3378e34b...
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.