OpenTechnical

OT-2026-000093835

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000093835) never changes.

Identity and time

Publication numberOT-2026-000093835 · never reused
Internal UUID01a0ae9e-508d-717a-bf02-54591403f289 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093835
StatusPUBLIC

Content hashes

Canonical text658476a91c5f2eb3f430754640d3aa22404f9f8a3ba6d3a2e5feab4eb44942d5
Markdown2e537a334c6ff9ce9d999cf4e327c91fef3286f7e88ca126798e4c30d5174e03
PDF
Publication page2e1f4cc60700648e281364f58406668645386a2d46f388acb685ad1e9e90ee60
Manifest7212ef1f1d9ccd7472f04e13c4983477b8837faf74d111eabfe70084b55c550f

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
SignaturekmG9fbELWYlFMv9OXPbZNAwWvk5JNJ8b7DMQZAePsagkTukLWT7rpfzuYcaxgKrnNny4jldcBWyNSJ0HhplMCg==
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

2026-09-17T09:39:57.061682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093835
observed 2e1f4cc60700648e281364f584066686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.040707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093835/manifest.json
observed 7212ef1f1d9ccd7472f04e13c4983477...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.017327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093835/publication.md
observed 2e537a334c6ff9ce9d999cf4e327c91f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.999328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093835/publication.txt
observed 658476a91c5f2eb3f430754640d3aa22...
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.