OpenTechnical

OT-2026-000094181

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000094181) never changes.

Identity and time

Publication numberOT-2026-000094181 · never reused
Internal UUID01a0ae9e-92cb-75e4-b3ca-0d0f216d2e30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094181
StatusPUBLIC

Content hashes

Canonical textfe99a0fea9825d50438015d4f13d2365f06429055076946a703964bc210142ed
Markdownc732ff523c4f7014fad63a926429fa27dce196f17cd5e2a7c65dff9047d299f4
PDF
Publication page870e606ca7712d30b688629d3ea60a1bee1e592dcf191702e5b86607f98fed61
Manifest6bcef46a2c4ea7402f3b9f6da6a0324b0e2b5cd45d907ee3bfa54977d37ae320

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
SignatureH6zqasdFb++LRysWCaxZZ5OLJXYe/Jf1HMc2SqvWh4MhmpmYMVGgyBQDYhHCLIKyX+9FcGoMd3cMuJzTti6cBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:38.842533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094181
observed 870e606ca7712d30b688629d3ea60a1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.824408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094181/manifest.json
observed 6bcef46a2c4ea7402f3b9f6da6a0324b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.807387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094181/publication.md
observed c732ff523c4f7014fad63a926429fa27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.789017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094181/publication.txt
observed fe99a0fea9825d50438015d4f13d2365...
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.