OpenTechnical

OT-2026-000080145

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000080145) never changes.

Identity and time

Publication numberOT-2026-000080145 · never reused
Internal UUID01a0ae96-4378-7912-b994-4dfd22dda163 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080145
StatusPUBLIC

Content hashes

Canonical text6cb0da6ce46f85a06370780140480c341eff828a18b550bc576de0acaddb3c06
Markdownbfc3ea8291cd8666eec6d2ae2ffc6cefbb3a02199141082122f5eb12f5eb514d
PDF
Publication page1f6db3c968cfad561ac26654613667e281294bf651843db1dd9743036f8387af
Manifest25987f8a6154528296f28a045548501c3fb5c547a781dc9bb94d12544e5301b2

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
SignaturerdhUE2+yrKf35I7w08rpCHncXEvbdrjM8cOX0fKAeXdgeFJxz+eKRWcIwHR9QByHtS+KmNdCthbSdNBeStu2BQ==
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

2026-09-17T10:04:06.083746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080145
observed 1f6db3c968cfad561ac26654613667e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:06.067056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080145/manifest.json
observed 25987f8a6154528296f28a045548501c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:06.049254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080145/publication.md
observed bfc3ea8291cd8666eec6d2ae2ffc6cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:06.031245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080145/publication.txt
observed 6cb0da6ce46f85a06370780140480c34...
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.