OpenTechnical

OT-2026-000020433

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000020433) never changes.

Identity and time

Publication numberOT-2026-000020433 · never reused
Internal UUID01a0ae6f-437b-76c5-9284-01767d2b42b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020433
StatusPUBLIC

Content hashes

Canonical text4901009435d9b3ad9775e7d37056d15451d05c250127ea486e336c8f72190799
Markdown19fa2dd2d65599ce773cd56c9a61f8f4422749437dd2f549ff1e272bf6410145
PDF
Publication page0d29595bbd031c0e586501a6fadc5a1e2ffc373019f5da293f123f7bf190f23f
Manifestd7ffe76ca7b236215ded10d361e74ca10f5c65daad287d43207cd49060bc4fac

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
SignatureKm2V2I/H4Id+IU8eLSOKRPA1Rb8WNvmU9sxLazU38ND/xHJAsTI43jjrm9qJbkPlKJ9+FlhEoOmhMA8CrmZ/BA==
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

2026-09-17T12:00:21.211242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020433
observed 0d29595bbd031c0e586501a6fadc5a1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:21.185008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020433/manifest.json
observed d7ffe76ca7b236215ded10d361e74ca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:21.158747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020433/publication.md
observed 19fa2dd2d65599ce773cd56c9a61f8f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:21.134514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020433/publication.txt
observed 4901009435d9b3ad9775e7d37056d154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:25.037592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020433
observed 0d29595bbd031c0e586501a6fadc5a1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:25.018208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020433/manifest.json
observed d7ffe76ca7b236215ded10d361e74ca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:25.000466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020433/publication.md
observed 19fa2dd2d65599ce773cd56c9a61f8f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:24.983292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020433/publication.txt
observed 4901009435d9b3ad9775e7d37056d154...
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.