OpenTechnical

OT-2026-000068851

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000068851) never changes.

Identity and time

Publication numberOT-2026-000068851 · never reused
Internal UUID01a0ae90-6dcc-7ab7-b4da-4bd2a9112e89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068851
StatusPUBLIC

Content hashes

Canonical text5ff4cfc961360f27a98c573078debfdbf7b95dc337c283a368ca899ff9e87aeb
Markdownc137ae314020ca72fbfad11f07994afc8f330192b8e17a8ac428cf2e1e005c51
PDF
Publication page4394c9211cd32f4c76280476fa15fcdb607c6d0698e80d554353b866029c02f1
Manifest676182c53be343571a1f5d31f428ace0ab3496fa82e794f30cb4ea53aac77d84

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
Signature27AlZCx6D3G8soZ2gbvEJrDfcTi+7Wy/Uhk8ZHD9vNIKZSLsMA7M9b/KqrILQ3CQtQpw7TMrlmK0iiauXnzqAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:28:39.783334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068851
observed 4394c9211cd32f4c76280476fa15fcdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:39.765563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068851/manifest.json
observed 676182c53be343571a1f5d31f428ace0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:39.747922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068851/publication.md
observed c137ae314020ca72fbfad11f07994afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:39.731682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068851/publication.txt
observed 5ff4cfc961360f27a98c573078debfdb...
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.