OpenTechnical

OT-2026-000085092

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000085092) never changes.

Identity and time

Publication numberOT-2026-000085092 · never reused
Internal UUID01a0ae99-43b9-7ef8-a5a6-67a8d8329878 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085092
StatusPUBLIC

Content hashes

Canonical text0de564f396eb632b6fdaf22b4e0b4e8533eb43026e136e942c29b6aa5b7b8053
Markdownd76b58df73f5355b7b7d9e71dcf4f2764a505aed041a263fcfb35b872be50a94
PDF
Publication page81e1e6832c15bcb47dc91c5b0763f9c54b4df2d9ab4deb95226a46ec6c3057c3
Manifest12fb9addcca6c6d845323611ef3df2d742113b54b9899344600c2867f3147245

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
SignatureQ/CXs5jwSr6YP3e3Wn4iR/Xb5yoDXuNgQUpfSdajorQN15soPnb6KNU0gxvDO/n8kNhLZFHpoiAEfwQdcgNSCw==
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

2026-09-17T09:55:09.393300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085092
observed 81e1e6832c15bcb47dc91c5b0763f9c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:09.361191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085092/manifest.json
observed 12fb9addcca6c6d845323611ef3df2d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:09.343736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085092/publication.md
observed d76b58df73f5355b7b7d9e71dcf4f276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:09.309044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085092/publication.txt
observed 0de564f396eb632b6fdaf22b4e0b4e85...
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.