OpenTechnical

OT-2026-000103322

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three 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-2026-000103322) never changes.

Identity and time

Publication numberOT-2026-000103322 · never reused
Internal UUID01a0aea4-be3f-76f0-bf60-19b1dddff9d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103322
StatusPUBLIC

Content hashes

Canonical texta79e308134cfee063fa46b1570694ba180d6ad37aa090da5ad3c79590c412070
Markdownd1d64d8020952090888311af2fd7f7bd9478fa7f93c97a85c828d097627e79dc
PDF
Publication page4ee5afde73709592ba9a476456455771278fa9f51c36c7ef6adbe15d71a4219c
Manifest3c8a1d3a9c310aaa28793b388f8ae4037a663e29ed3f2af1e72552dd94613ebd

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
SignatureludkZhXIJFp8/e4A+IIEK8TzRfPXxR57kGXnTW+oTzWpkA3YiObtcY4Ist8Oc5eWUqqtmUpdS1mXaPfo0x1iBQ==
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

2026-09-17T09:23:34.436875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103322
observed 4ee5afde73709592ba9a476456455771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.418483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103322/manifest.json
observed 3c8a1d3a9c310aaa28793b388f8ae403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.400274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103322/publication.md
observed d1d64d8020952090888311af2fd7f7bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.382072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103322/publication.txt
observed a79e308134cfee063fa46b1570694ba1...
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.