OpenTechnical

OT-2026-000045387

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single 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-2026-000045387) never changes.

Identity and time

Publication numberOT-2026-000045387 · never reused
Internal UUID01a0ae7c-f76c-72e2-b54d-7baaf5f84c43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045387
StatusPUBLIC

Content hashes

Canonical text3d978db4036a083754f24dcc633a2e148bdf171c4e88a53cbdeea7b8219a25f9
Markdown552e049905bef268e90b5939f16cafaeb4c96255b72a9f51360e3f0a77751fc9
PDF
Publication pagedb87756bcbb36682322175a24f482fa489c3dee8f55fd526b977302345926d9f
Manifest5e7fc31f49a72d020627259d4dddde7fdeabe674afb7fab1cee06138210c3f5e

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
Signaturey2RRM+zs8S71+GDVodEuvXexXiqlJvH2jfi1PjBr51hp2hM0LWLvFLPMhunJgNI14oXoEYtwt8XIUCjHCVgjCA==
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

2026-09-17T11:10:40.077959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045387
observed db87756bcbb36682322175a24f482fa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:40.059490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045387/manifest.json
observed 5e7fc31f49a72d020627259d4dddde7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:40.040616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045387/publication.md
observed 552e049905bef268e90b5939f16cafae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:40.018959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045387/publication.txt
observed 3d978db4036a083754f24dcc633a2e14...
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.