OpenTechnical

OT-2026-000077346

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000077346) never changes.

Identity and time

Publication numberOT-2026-000077346 · never reused
Internal UUID01a0ae94-f509-7de4-93c0-9a0f7f6ef7b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077346
StatusPUBLIC

Content hashes

Canonical text90e8a80bfcdee3125daf493fe4eed00b3294d159ae781bb887f5e3861f5a315c
Markdownd3978355263e3d6176de4a418e8a80f349a96b14f473d89e3175cec3fb2ac9e8
PDF
Publication paged851c19862b03f36f8349d5545a0627300f6a386bb0eeca39588634b46167efc
Manifest17b98c4180500b9a14c87e58596a51cc304b41295a3c2658eb42cc6d3c505786

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
SignatureFntwexCfLox37d0HEpr4G95kmob2gPYISwjmkVoNfQtU6qSfRVvOspOEI9OuSQb8AWiAZmeSaviyjQJDBxFiCg==
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

2026-09-17T10:08:59.263694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077346
observed d851c19862b03f36f8349d5545a06273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:59.244741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077346/manifest.json
observed 17b98c4180500b9a14c87e58596a51cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:59.224057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077346/publication.md
observed d3978355263e3d6176de4a418e8a80f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:59.203768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077346/publication.txt
observed 90e8a80bfcdee3125daf493fe4eed00b...
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.