OpenTechnical

OT-2026-000045867

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000045867) never changes.

Identity and time

Publication numberOT-2026-000045867 · never reused
Internal UUID01a0ae7d-8f06-7b6d-8443-5f1bbe724885 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045867
StatusPUBLIC

Content hashes

Canonical text0a8aac712a2c4d6af2234140f0d5e75a7e27a13126846727b61bd6d62d7f41a9
Markdown5cc20d7588a7db663d981be95dd948cc84e389c9d3999186924ec132e1e8a93b
PDF
Publication page1dff1789455932f7f4d1ae98135b13d550add4fb8dfa4344876fad731360b5ec
Manifest44527cb562abcee6432fa522484d033c1f25c0d8d21ad154d810d42412e57a53

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
SignaturewrEkX2TujoaMx+q+DI/fCpgCw1J3plpoeUvxGzK4eJbGSN7G16MM+GW1VFC72+huqM3Sw0c8juBNFgu+izngDA==
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

2026-09-17T11:09:45.194875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045867
observed 1dff1789455932f7f4d1ae98135b13d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.178103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045867/manifest.json
observed 44527cb562abcee6432fa522484d033c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.157791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045867/publication.md
observed 5cc20d7588a7db663d981be95dd948cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.138377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045867/publication.txt
observed 0a8aac712a2c4d6af2234140f0d5e75a...
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.