OpenTechnical

OT-2026-000017842

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump 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-2026-000017842) never changes.

Identity and time

Publication numberOT-2026-000017842 · never reused
Internal UUID01a0ae6e-96fb-7850-899e-00cebd3d5dda · 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-2026-000017842
StatusPUBLIC

Content hashes

Canonical text70da8f0d6f92eba4779870d33d8862153d39789b7c322da338bfcac4b0196b6e
Markdowne76ada20fce844c5b1104fda90fd389fe58e4fdde2fc9f92dd65b53fedc7ec6f
PDF
Publication pagec2980e4c035c6dfc2b929bc96d8be4a6cce87a72f1da830a0cfa14fb3a8e5827
Manifest2fe649e84d69349057d7758a7b38183e7de501a81a80c3400c38595f1026dd7d

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
SignaturedWWxSTRyvjZz49r91ohU0VLWev8JeatM8hT3c4urJPgLt5vb3PHZ5NR/ndOHfc3l/IfpYnRwyDuHcS6j6DphCA==
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

2026-09-17T12:01:49.237122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017842
observed c2980e4c035c6dfc2b929bc96d8be4a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:49.218999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017842/manifest.json
observed 2fe649e84d69349057d7758a7b38183e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:49.197218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017842/publication.md
observed e76ada20fce844c5b1104fda90fd389f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:49.178478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017842/publication.txt
observed 70da8f0d6f92eba4779870d33d886215...
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.