OpenTechnical

OT-2026-000069769

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000069769) never changes.

Identity and time

Publication numberOT-2026-000069769 · never reused
Internal UUID01a0ae91-185f-78f3-8ea4-b0ce94a92ce4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069769
StatusPUBLIC

Content hashes

Canonical textdaa9afe1b1d058bf4684ae711c7e60b23880822678c5b70fb9ff40f0cc68465e
Markdownb9bfeb2b223a25c8daecbe032d85bce0c8ef12c3b3667e6fad7727d30974ba43
PDF
Publication page9fe9bf3dbd39b624cded7bf14e4fc0214e9141c197de97bbab004112b8eded64
Manifest749eb07b5e223bc813f5b62aed0d0285c2004fac6a1a43d88f701c8fc8171ab9

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
SignaturefPaAymunYgHlSRsuxaONVpJ6cRbK+iyPlLVlwq6G4HtHtfdsUb4cx1y7t4auAI3uq5xOt1WY41ie9wtO8vdKAw==
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

2026-09-17T10:26:35.689277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069769
observed 9fe9bf3dbd39b624cded7bf14e4fc021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.671595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069769/manifest.json
observed 749eb07b5e223bc813f5b62aed0d0285...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.653835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069769/publication.md
observed b9bfeb2b223a25c8daecbe032d85bce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.635300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069769/publication.txt
observed daa9afe1b1d058bf4684ae711c7e60b2...
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.