OpenTechnical

OT-2026-000074824

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000074824) never changes.

Identity and time

Publication numberOT-2026-000074824 · never reused
Internal UUID01a0ae93-ac2c-7063-b236-4349ea98ccef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074824
StatusPUBLIC

Content hashes

Canonical textd16ebd586524172d7992c616116a1d6daa6bbbe6785875b92884792aa636e591
Markdownde19a09ee4f0c1173271c05623ab1c0a9bbb61d6ec4ba9a463293d509a5b847b
PDF
Publication page0cf2e91086f21d539b88d61b8f0f4c92da9f7458f2dfa5631b3069992cbda966
Manifest11652dea1488cb0d3fe26fdb8e19431bbf946c3fe5c3c5373adb49813233a813

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
Signature6ot9Q3LxVH4PwVBxyXNnkab8F4hv9WCalYtG7CznmowCmb2GptsIMP0JmTRr/we8yT7L3csXCyBetco9MjVnDA==
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

2026-09-17T10:18:32.029026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074824
observed 0cf2e91086f21d539b88d61b8f0f4c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:32.004082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074824/manifest.json
observed 11652dea1488cb0d3fe26fdb8e19431b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:31.986348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074824/publication.md
observed de19a09ee4f0c1173271c05623ab1c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:31.968560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074824/publication.txt
observed d16ebd586524172d7992c616116a1d6d...
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.