OpenTechnical

OT-2026-000025195

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four 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-2026-000025195) never changes.

Identity and time

Publication numberOT-2026-000025195 · never reused
Internal UUID01a0ae71-5fa6-7d13-bbc3-14eedcc01bd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025195
StatusPUBLIC

Content hashes

Canonical textc7b88d722ca885fe0fe12f211fa554cddcc764ec84004ccf328d09b4d7bc4b05
Markdown6e0de1c5e9b2b8ce5f74017aa5aed67bc5be2be0798baa023519698ca185e498
PDF
Publication page066636d4c68b3d02d45c704bf2cff491f7fc2f7af0ffcda8d8b7f7de85885451
Manifest97639212eda69b502a5e9ceab14d177994ff0f34162c88c13b322e4f8707dfff

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
Signaturev3UiUYvoSxyk23P6ZvWk6I3QLwi/kh0dx1emyRJX7uJ+T67qxDb0v8iej3Pb5Pd72MAiT+RPywscBJAbC0l5AQ==
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

2026-09-17T11:47:10.997956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025195
observed 066636d4c68b3d02d45c704bf2cff491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:10.978396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025195/manifest.json
observed 97639212eda69b502a5e9ceab14d1779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:10.958386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025195/publication.md
observed 6e0de1c5e9b2b8ce5f74017aa5aed67b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:10.937734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025195/publication.txt
observed c7b88d722ca885fe0fe12f211fa554cd...
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.