OpenTechnical

OT-2026-000006873

Publication integrity record

Vacuum cup gripper, three outlet manifold, two stage ejector, contact triggered, silicone cups, oval form

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-2026-000006873) never changes.

Identity and time

Publication numberOT-2026-000006873 · never reused
Internal UUID01a0a96a-61b1-7bd9-8aa6-047a63f5c9a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:51:56.468439Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006873
StatusPUBLIC

Content hashes

Canonical text40e089405136d39a24c92701a795be6b272a8411abf4315b733aa65e99b79fd9
Markdown45f8330a48e27ca4ebe2082576f185f0417a44cac5794217c3d964d2e768d7a8
PDF
Publication pagef8b2555e171b6bf74745e76f2055c3b9c8fae82ab2073b8abbdbd15442c3f381
Manifestc2a0c81a96af7d9e22c62dde1fc6320e47bbd05aa633eccbd384381ac90fa507

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
SignatureLGmRts0mzzGAtl099g74dCgu+SKQJ+CMPuwkd4jHxkIJvD37x29JZoFpMU2vs+qqNmygcS6w8DXkD7y9RcvxBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:26.919132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006873
observed f8b2555e171b6bf74745e76f2055c3b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.906315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006873/manifest.json
observed c2a0c81a96af7d9e22c62dde1fc6320e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.892131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006873/publication.md
observed 45f8330a48e27ca4ebe2082576f185f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.879451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006873/publication.txt
observed 40e089405136d39a24c92701a795be6b...
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.