OpenTechnical

OT-2026-000104312

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pulsed 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-2026-000104312) never changes.

Identity and time

Publication numberOT-2026-000104312 · never reused
Internal UUID01a0aea5-3420-73b8-a248-3795864672d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104312
StatusPUBLIC

Content hashes

Canonical textd7780221883fe758547df7e98daf825384acd22e45fe3e32dc18dbd2054fa2e9
Markdowna48b0a9086883ec0404a6b4a0f2e0a57b9c0edc402e4d55e92033f087edbe1ad
PDF
Publication page9c9c248876d8efa4ffbd77e755c3284f2f4fb15f1f3f92a67bb41add52b6ecad
Manifest517c9a5e2f372a998ecea89c3d482ee28e0c0f3c1e97c239530449bc9d3a8021

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
SignaturelvAammwv813Kj6TWVqOE0aE1hy9i96MnJb8YtrqRDAXCqurfcwaENWIN0H/6VwaT527crQHlctVXMJymyKyUBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:33.616854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104312
observed 9c9c248876d8efa4ffbd77e755c3284f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.596868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104312/manifest.json
observed 517c9a5e2f372a998ecea89c3d482ee2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.579430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104312/publication.md
observed a48b0a9086883ec0404a6b4a0f2e0a57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.562996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104312/publication.txt
observed d7780221883fe758547df7e98daf8253...
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.