OpenTechnical

OT-2026-000078179

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000078179) never changes.

Identity and time

Publication numberOT-2026-000078179 · never reused
Internal UUID01a0ae95-7c26-7193-a103-e5cdae38aaae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078179
StatusPUBLIC

Content hashes

Canonical text52b5228d911cef54ccdb2508ceca18ba40ff68403d2acd4816d8d0872ebd73c8
Markdown0f17d17ced7c2d383e1422aa81422c115db666e7ffce3f6d1863083214703a39
PDF
Publication pagee3cd88d2b481586691f9e043100121e08d430bbd0936cfb58c60cd90c83a2ed3
Manifestcfd4cebceda0a579171d3a28fa8a8a61fd059b65a8550f1d25366f8b2001a336

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
Signature8TIVVK/SqzG0pDTAhx/pA0zuSnOrF6NLkdHmmZS+tb3IEmM7Rl4wNMjRSmG564sa3XAybJ5Pls3rrxv93HCfDQ==
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

2026-09-17T10:06:07.435666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078179
observed e3cd88d2b481586691f9e043100121e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:07.417516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078179/manifest.json
observed cfd4cebceda0a579171d3a28fa8a8a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:07.395801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078179/publication.md
observed 0f17d17ced7c2d383e1422aa81422c11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:07.375784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078179/publication.txt
observed 52b5228d911cef54ccdb2508ceca18ba...
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.