OpenTechnical

OT-2026-000103555

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off after 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-2026-000103555) never changes.

Identity and time

Publication numberOT-2026-000103555 · never reused
Internal UUID01a0aea4-e461-78e0-8ab0-1072139f56de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103555
StatusPUBLIC

Content hashes

Canonical textd8e4a1fc7bc8df1bf5029353e3415aac256ed9f80d3eb78df283c19be47b69db
Markdownace179debf6637b3f03830c6f8b9cb364aed663e196cfa64f12bc9b9c8443d75
PDF
Publication pagea2103ef9fc5e46336a9ca1c279cfbd5b2064151e6589508b2ed7a751f5665178
Manifesta8abeecbe87b01fc735f049914eeec5cf157da619b3125be3c8063b174d8710a

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
Signatured2b8fvC6ldszTzeGYs3iFraIGb1lC87RoyNIjTDusUMji7y4qUtHS7UA3b5Fv/stVRPr9cKIk8PZtf7uRbYtAQ==
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

2026-09-17T09:22:20.081343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103555
observed a2103ef9fc5e46336a9ca1c279cfbd5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:20.064247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103555/manifest.json
observed a8abeecbe87b01fc735f049914eeec5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:20.045667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103555/publication.md
observed ace179debf6637b3f03830c6f8b9cb36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:20.024662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103555/publication.txt
observed d8e4a1fc7bc8df1bf5029353e3415aac...
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.