OpenTechnical

OT-2026-000062931

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single 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-2026-000062931) never changes.

Identity and time

Publication numberOT-2026-000062931 · never reused
Internal UUID01a0ae8c-94a8-7e97-beda-f17c2850b3b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062931
StatusPUBLIC

Content hashes

Canonical text815400347a344e573d68eb9088a43fc441a4afaca4df3bcae1329539345662c9
Markdowndab50b0b78a0d609efa49bfee4c397bc944e37fb1d616a146201cd70f91cecdb
PDF
Publication page4565c2d7fb6c46c54f0f18f950b8427a126521c0c7c2fb788be9b1eb45ce65c0
Manifestf21abfb913841542925f5a09cb6a99899e7b9b4c543656205cb866591d41af01

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
SignatureCR/XOJMRhrFxZyLfz4YRDsEjAQ3J25j+w3PZU/S4uo4Q8fMNsrVdrfjQxXpy5dXh3+2PROdp6XLaURFAXx7fAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:19.091540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062931
observed 4565c2d7fb6c46c54f0f18f950b8427a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.065702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062931/manifest.json
observed f21abfb913841542925f5a09cb6a9989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.040482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062931/publication.md
observed dab50b0b78a0d609efa49bfee4c397bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.997235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062931/publication.txt
observed 815400347a344e573d68eb9088a43fc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.235884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062931
observed 4565c2d7fb6c46c54f0f18f950b8427a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.218512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062931/manifest.json
observed f21abfb913841542925f5a09cb6a9989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.200245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062931/publication.md
observed dab50b0b78a0d609efa49bfee4c397bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.181596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062931/publication.txt
observed 815400347a344e573d68eb9088a43fc4...
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.