OpenTechnical

OT-2026-000084087

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000084087) never changes.

Identity and time

Publication numberOT-2026-000084087 · never reused
Internal UUID01a0ae98-5b5e-763d-bd49-49d521255e08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084087
StatusPUBLIC

Content hashes

Canonical text1fa255e0baa17eab8bb16d1143a2ab8eb63e20b38d04fda8c30f18a05f9cdaab
Markdown2e19c8174450871ae436f6a30896ca5556b100dc1c3960e43473b4cd62267b57
PDF
Publication pagec47a6f3e44abd8caba6643d0765ab9992ab1452f67bc8450a70ed4c142a1a526
Manifestca1cee8d93b3968523c68bcf8c5ce81d6ed69505e74069633fd8413eea2b4907

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
SignatureXdY7hUtobDsnfYT/W2tEQn7F57T59AIZSLjAlbmyX7ewtHqh4nvLUSfRXnUI1KjtV2Sxh0nLASJHhda850nXAA==
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

2026-09-17T09:55:49.999357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084087
observed c47a6f3e44abd8caba6643d0765ab999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:49.981858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084087/manifest.json
observed ca1cee8d93b3968523c68bcf8c5ce81d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:49.961987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084087/publication.md
observed 2e19c8174450871ae436f6a30896ca55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:49.942359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084087/publication.txt
observed 1fa255e0baa17eab8bb16d1143a2ab8e...
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.