OpenTechnical

OT-2026-000025706

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000025706) never changes.

Identity and time

Publication numberOT-2026-000025706 · never reused
Internal UUID01a0ae71-9bca-70ee-8c76-823a923b1e48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025706
StatusPUBLIC

Content hashes

Canonical text76d765a06d8c017b0719fcdf8c92f1e6edb58d273eea3e1b866453ad50464718
Markdownd99b4e77a27961bb153017ed9875c307f8d95f852c08ad8c243dfbfba4047e3f
PDF
Publication pagec23d8248eda3c460c25e0891535d893f4e3d435706142cfde9c20cd1ee94040e
Manifestd42b7e26a02e34209661f696d6632081694605470c381f31ace2d7c9fddcd19a

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
SignatureMHNskLxdTzZHccuadwXy19hqw7a62WYEO7TAaDoiZt+OQEsJui2s7Ns6OoRZ//+8DN4co6ogCZ8ATFlposxVAA==
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

2026-09-17T08:43:14.979293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025706
observed c23d8248eda3c460c25e0891535d893f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:14.739643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025706/manifest.json
observed d42b7e26a02e34209661f696d6632081...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:14.565975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025706/publication.md
observed d99b4e77a27961bb153017ed9875c307...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:14.334889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025706/publication.txt
observed 76d765a06d8c017b0719fcdf8c92f1e6...
fetched by grabo-systems from 34.44.131.203, 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.