OpenTechnical

OT-2026-000075291

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three 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-2026-000075291) never changes.

Identity and time

Publication numberOT-2026-000075291 · never reused
Internal UUID01a0ae93-f200-7aa8-bf6d-cafd5193b194 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075291
StatusPUBLIC

Content hashes

Canonical textb161b330de5728f00e739000e05975ea2d27dd57eb3993c71417f644c7cd9e86
Markdown4d5415c6f041fe1b2f991b6aea99836f4b7443e937b9ba92635b9b6e35534ef9
PDF
Publication page61fc4f9a2a8380f0adf3ad26c2fbe79295cf4634d7a702d05a8cb76c795744aa
Manifeste99255135a9da7fc47221020fceb1e11b1326d1b0d14a0a7dbab72e5c298bc1e

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
Signature43POI4g1MTrR5LcYXVzE5JBX/0bLEXvjIMcjXEujO2ogPbhr31x3uvEuJYrPxFiOx29eM9K0j26W55su4DbIBQ==
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

2026-09-17T10:20:42.034988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075291
observed 61fc4f9a2a8380f0adf3ad26c2fbe792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.015579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075291/manifest.json
observed e99255135a9da7fc47221020fceb1e11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:41.996200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075291/publication.md
observed 4d5415c6f041fe1b2f991b6aea99836f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:41.977670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075291/publication.txt
observed b161b330de5728f00e739000e05975ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:02.946255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075291
observed 61fc4f9a2a8380f0adf3ad26c2fbe792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:02.801120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075291/manifest.json
observed e99255135a9da7fc47221020fceb1e11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:02.781277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075291/publication.md
observed 4d5415c6f041fe1b2f991b6aea99836f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:02.762027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075291/publication.txt
observed b161b330de5728f00e739000e05975ea...
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.