OpenTechnical

OT-2026-000026447

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000026447) never changes.

Identity and time

Publication numberOT-2026-000026447 · never reused
Internal UUID01a0ae71-f4a8-75e3-953f-b78c759abf4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026447
StatusPUBLIC

Content hashes

Canonical textbf4a0f569596c77fb7b68c8b093ee74cfeef5478049204dfd0fb4c7dda0c4545
Markdown539b7319a940a4a9687d5e9167eff35c205a8c8a4da8f12502b82016e13b2dad
PDF
Publication page44702555be0afa1c940b2b77098b0ba0b7f62bae6e4025ee0bba287ec5f3c4b6
Manifestc0e939d63c8fa57de4529085166e81690656b94d0a01be58d974eeed96da3e22

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
SignatureRpPZwA+E3k8lhwCbPWJX+NORNtbkJKPdS6ALjvkEvl+TjFTSxMo+JKdN5fPwT8hTutQiVJiYTC0b7vytWLnPBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:44:26.791347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026447
observed 44702555be0afa1c940b2b77098b0ba0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:26.775800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026447/manifest.json
observed c0e939d63c8fa57de4529085166e8169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:26.758217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026447/publication.md
observed 539b7319a940a4a9687d5e9167eff35c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:26.742909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026447/publication.txt
observed bf4a0f569596c77fb7b68c8b093ee74c...
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.