OpenTechnical

OT-2026-000048314

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000048314) never changes.

Identity and time

Publication numberOT-2026-000048314 · never reused
Internal UUID01a0ae80-4de3-785c-8d43-0a815ddad072 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048314
StatusPUBLIC

Content hashes

Canonical text41d920d897274a27d3bf96cf070c8a7b86e3bb6a39e49790401cf9ece1e2e4e5
Markdowned606dd32b708920d44d95d7becbd284f96d8be81ae9c5229206d2059c4d7b14
PDF
Publication pagea59b658650a09385059fd4857cf67882b543d9e911b8e6ba8f654714ec57066a
Manifestf027eaa8df401802917608b4b68feb2f77e47f9d0722402dd88abe7f9223765b

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
SignatureqZTNZXKcMEvsNQelOkme8xiQ1L2y7tIILHAfJJg13c3ejEL08gCEjqUVeqeHXkkjBFQenpmHTAG9vg7LkvwEDg==
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

2026-09-17T11:04:54.750638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048314
observed a59b658650a09385059fd4857cf67882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:54.730030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048314/manifest.json
observed f027eaa8df401802917608b4b68feb2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:54.709171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048314/publication.md
observed ed606dd32b708920d44d95d7becbd284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:54.688048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048314/publication.txt
observed 41d920d897274a27d3bf96cf070c8a7b...
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.