OpenTechnical

OT-2026-000009940

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, sustained blow-off before set-down, on a tool changer

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-2026-000009940) never changes.

Identity and time

Publication numberOT-2026-000009940 · never reused
Internal UUID01a0ae6b-cb79-775e-848a-8e472e524559 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009940
StatusPUBLIC

Content hashes

Canonical textebdd98d5bed3bff0d1543f62686e1a5f046e32ae07d6957a8eb6ba0bf369ef0b
Markdown662767f8fcd6bf80ceab958aca12038b9daee2aa0b6e986820bd3e0e6792a337
PDF
Publication page3b5c9aec311c0f993b667e012e909c6f56be0eaaf24e96baad8cbc7bb5e47f3b
Manifest9d40796184ea6fad8829f126e29e04be4f7df45e27e276043c77e96894c4f794

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
SignaturejmMBWL7bA8S2kSiOLTjILNr/fW5T3jILgbgfooK/BTGZnrlXBgouGqUoshLH4qTh4V896TL48W6/MMsrDMHgBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:58.215648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009940
observed 3b5c9aec311c0f993b667e012e909c6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.195301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009940/manifest.json
observed 9d40796184ea6fad8829f126e29e04be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.174520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009940/publication.md
observed 662767f8fcd6bf80ceab958aca12038b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.154859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009940/publication.txt
observed ebdd98d5bed3bff0d1543f62686e1a5f...
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.