OpenTechnical

OT-2026-000015495

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000015495) never changes.

Identity and time

Publication numberOT-2026-000015495 · never reused
Internal UUID01a0ae6d-ef4a-7707-96dd-13da18817aaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015495
StatusPUBLIC

Content hashes

Canonical text09eb09d90bff42609a063af57041f34b66ee4252460919e92ef36caaa04f1ed3
Markdownf3cd8061f91eb9dfa735d1d1ec4baed11af0edfbf52f63feec1352acd581936a
PDF
Publication pageb984d433efd51c4fabbc5c6f07d9276d805e334ec11d67e257f052ed7705b9ff
Manifestb343d81b138f202596273ba7150fb6679b60706eb75b31ca3ad34a15b2409be0

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
SignatureFxsocpKnXvprLKz3ALvIXw/aRHuQ5U+tf/IPtbm5QA/bA0a8iLCMbTPAO9KG3vgJn3JpsIEKb0cmE8HJAVp5Dg==
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

2026-09-17T12:06:15.635102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015495
observed b984d433efd51c4fabbc5c6f07d9276d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:15.617248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015495/manifest.json
observed b343d81b138f202596273ba7150fb667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:15.599681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015495/publication.md
observed f3cd8061f91eb9dfa735d1d1ec4baed1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:15.581224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015495/publication.txt
observed 09eb09d90bff42609a063af57041f34b...
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.