OpenTechnical

OT-2026-000102049

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000102049) never changes.

Identity and time

Publication numberOT-2026-000102049 · never reused
Internal UUID01a0aea4-50f2-7fd2-aa8a-ff0b6afb22cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102049
StatusPUBLIC

Content hashes

Canonical textdb2a71a461f2d91c6352d53e27765f117575da91f2b534ea2ed12920a477b96f
Markdown35456de0fe1ca26ff43d118dddd4d177fd754ede04414e15c2e6df275825b38d
PDF
Publication page01da437a5c5416d8c9780da5ed49afe4dad59f62ee6c29c4563d0fe6636345e8
Manifest0d019d7470522f99bd7ef81fc929c7da5d86efbb4659724ce4bac538cd2fe193

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
Signature6yhBfn3rv2sx7cXK2zRGO+gvN8+nQHkKR3R+Wc7M5RZ8JsO8YEV5EE0HdSxgkHCZqXmuzSiGB+gBuBQSm8/KDw==
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

2026-09-17T09:25:11.337318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102049
observed 01da437a5c5416d8c9780da5ed49afe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:11.322304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102049/manifest.json
observed 0d019d7470522f99bd7ef81fc929c7da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:11.303623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102049/publication.md
observed 35456de0fe1ca26ff43d118dddd4d177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:11.283475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102049/publication.txt
observed db2a71a461f2d91c6352d53e27765f11...
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.