OpenTechnical

OT-2026-000079589

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, sustained 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-2026-000079589) never changes.

Identity and time

Publication numberOT-2026-000079589 · never reused
Internal UUID01a0ae96-0b92-7ce4-9b87-f5ea6ce6970b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079589
StatusPUBLIC

Content hashes

Canonical text5ee18eeee4562eaeb75458778413c11956754be567517afa2b73d5019a1c3893
Markdown91dd0082b95023768562e31be7a30dbef72ef69cefb4af0f9c28bf284bf0bf04
PDF
Publication page21bd13e4063f4cde796acefeed00bf29d0a50de8b720c7f06342917b6351825a
Manifest94d456229bac26c9cd25a3c6dc6fed667f7c8aa7982274fff87b774c8180b602

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
SignatureK8QcEgA8UElecmduC9Xvpe4iQ5QeO49U4+r/votFq335BBgG9VhBgrGvS2eOBq/yrJdYlyEwclHlYyS51JyTAA==
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

2026-09-17T10:05:14.761585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079589
observed 21bd13e4063f4cde796acefeed00bf29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:14.742556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079589/manifest.json
observed 94d456229bac26c9cd25a3c6dc6fed66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:14.724500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079589/publication.md
observed 91dd0082b95023768562e31be7a30dbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:14.705734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079589/publication.txt
observed 5ee18eeee4562eaeb75458778413c119...
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.