OpenTechnical

OT-2026-000017686

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line 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-2026-000017686) never changes.

Identity and time

Publication numberOT-2026-000017686 · never reused
Internal UUID01a0ae6e-96fa-7460-a770-df61e7bed10e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017686
StatusPUBLIC

Content hashes

Canonical text0402f35bd39e9fea94a46436357de2da52fbdc6fb554445e3e2ff25db453cd23
Markdown2fcebb001fc443d3fd94bfddb12390a68d65148b1b72fb32d3232735a4159e89
PDF
Publication page32f9eceeaff3531516512481ba3a6c48b79bd743c6a564562d5cd36d2ab67c71
Manifeste416abfbfce08f35c3baf839090d88eaabd17aeff2a0ca384bb786b2f5ddfb39

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
SignatureEMdqRxX/i/QIsoO84JDXmS9v/T+Qu9CuXKU7FhPhJ5ZVDaLdpfFISFXDIMMZAa15UMXf/gZg+1pknIPPMWhmDA==
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

2026-09-17T12:01:37.665889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017686
observed 32f9eceeaff3531516512481ba3a6c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:37.648745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017686/manifest.json
observed e416abfbfce08f35c3baf839090d88ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:37.631668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017686/publication.md
observed 2fcebb001fc443d3fd94bfddb12390a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:37.615088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017686/publication.txt
observed 0402f35bd39e9fea94a46436357de2da...
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.