OpenTechnical

OT-2026-000063858

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000063858) never changes.

Identity and time

Publication numberOT-2026-000063858 · never reused
Internal UUID01a0ae8d-53ba-717a-9593-0fd7db6237f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063858
StatusPUBLIC

Content hashes

Canonical text5ade23030b2cf1c7cffab9fbe9558fcaca7cf78fbd7ce2306855728c0a071797
Markdown75cd3507c79553e3d09bdd0cd235cf006abd1118d467bf7d77ca2889b02e0b75
PDF
Publication paged51c6c0e493fa75bd2fcc6a839237212a66f7f6f54153ed3de048aa4e9213d65
Manifest4a2d0e4753ce5408f682b8db00a1f997e3f5f25448f23ef7afd8dc6a9e26216d

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
SignatureZb4bgNgLrvQCdjFPUihaLrrsG6M0VthofYe4k8Eosf5E0WEA/MHtYdqwRwfU5TP+kKw9tHy3RF0j+JwsnDPjCA==
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

2026-09-17T10:36:53.473509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063858
observed d51c6c0e493fa75bd2fcc6a839237212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.452667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063858/manifest.json
observed 4a2d0e4753ce5408f682b8db00a1f997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.431304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063858/publication.md
observed 75cd3507c79553e3d09bdd0cd235cf00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.409635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063858/publication.txt
observed 5ade23030b2cf1c7cffab9fbe9558fca...
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.