OpenTechnical

OT-2026-000034396

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000034396) never changes.

Identity and time

Publication numberOT-2026-000034396 · never reused
Internal UUID01a0ae75-df0e-7ff9-823c-7c221b33ff17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034396
StatusPUBLIC

Content hashes

Canonical text338ae6b6d49ae78c0cc6a5cebcc9c69e39df1f5687ed90e1351cdc0baeb4641f
Markdowna2d52965e64209ab39e911fd64a6d5f91e9e2e151e236223446d6a62ad61a599
PDF
Publication page01cb0c4e0cead843d18e11d56dd3d0ca9f3bf5fc4b63db2d704b32995a987445
Manifest59de57a6ede849dfeea18e515930fa7592b143e3fa2a19bb9a533237b4088f65

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
SignaturefEMzuLl39mtq5/oCZ51aqPSdaPjc5JTH7AOFGLH2ZIecZf05D47TTF7xfxDsGaMAUKU2GjWWMSvieIaiMrS+CA==
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

2026-09-17T11:31:06.694497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034396
observed 01cb0c4e0cead843d18e11d56dd3d0ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.677340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034396/manifest.json
observed 59de57a6ede849dfeea18e515930fa75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.660446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034396/publication.md
observed a2d52965e64209ab39e911fd64a6d5f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.643722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034396/publication.txt
observed 338ae6b6d49ae78c0cc6a5cebcc9c69e...
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.