OpenTechnical

OT-2026-000103585

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, 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-2026-000103585) never changes.

Identity and time

Publication numberOT-2026-000103585 · never reused
Internal UUID01a0aea4-e461-7e3d-a988-13cdf42aadef · 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-2026-000103585
StatusPUBLIC

Content hashes

Canonical texta8ebafbb62e9152a872fb412cfb420f7d8b43c475e440ae11c3bebc49c6d35b1
Markdown10a43e7208c80a1fd85293f21293b856940aedc1c1724515ebe197282927546f
PDF
Publication page4e09a95d4e1827a9f3d31cf0c59a627aeff35e07f0197d19f1fc3a2f18402dc0
Manifestfad4addf9468c032214f2f8464d50fdbeb2270cd8163c10d395695a5ef28cf73

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
SignatureJ3aNdgGQxfjYK1IDrC3krZyFFM8yTLN1gWQKvGcQ7QcBfltUxIgb9+hGzV2kr1cXKjg5JjC8tOfzg2Aa6wnjBQ==
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

2026-09-17T09:22:22.257591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103585
observed 4e09a95d4e1827a9f3d31cf0c59a627a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:22.241996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103585/manifest.json
observed fad4addf9468c032214f2f8464d50fdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:22.225858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103585/publication.md
observed 10a43e7208c80a1fd85293f21293b856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:22.208562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103585/publication.txt
observed a8ebafbb62e9152a872fb412cfb420f7...
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.