OpenTechnical

OT-2026-000046383

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000046383) never changes.

Identity and time

Publication numberOT-2026-000046383 · never reused
Internal UUID01a0ae7e-57db-7795-8e79-fca994c4279f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046383
StatusPUBLIC

Content hashes

Canonical textcc7a8f267014bf7f7dc2b390a3b4823cbb881e680c1d148f5de61d659839042b
Markdown2d99799da4f276238527a2ef2cddd7b138c34d12110b6ed22837d7876a816c79
PDF
Publication page14c5cdd3a6c4ee2003085f184a79ab7a4325a1730cf066768efb5167eaf68aad
Manifeste89694c781a2b841044b763710709913625523443a2eef0b8ace7f1d5a7fae7f

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
SignaturecNDYrNgLVmqX9o1r0TZAQRb5JaqeDcyJxhjqAUHHkXFaN4LSx6MK2xD/F9cPUe4aFvDrPOV5dKysGyGnfbvlBg==
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

2026-09-17T11:08:23.155164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046383
observed 14c5cdd3a6c4ee2003085f184a79ab7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.135596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046383/manifest.json
observed e89694c781a2b841044b763710709913...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.117970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046383/publication.md
observed 2d99799da4f276238527a2ef2cddd7b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.099438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046383/publication.txt
observed cc7a8f267014bf7f7dc2b390a3b4823c...
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.