OpenTechnical

OT-2026-000051107

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000051107) never changes.

Identity and time

Publication numberOT-2026-000051107 · never reused
Internal UUID01a0ae82-c7b6-7f49-acea-bbd57d448815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051107
StatusPUBLIC

Content hashes

Canonical text225d2b051dfb733de5534a662d292018041c98b2270858e09aa0bfae53d17353
Markdown6af0a123718cdf9b11948c949a47994374411418234053bc900f9bfe1a949875
PDF
Publication page6477e8d271cfb47db0f1852b855ff646dbc10ec8cf90b447e6e5e4471533335a
Manifest917181a16aa244ce94d6cdad0de638937954340ef4a96eb53dc5421dba89115e

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
SignaturePzFR8i1FtolnH3ooUs9PaGaliFRsFcj4/OkyG/rtImcCuSi+8Wy6v/K3M98HqYpIDgfE1qt9QcaAeTjnrj9tBg==
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

2026-09-17T11:01:03.110579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051107
observed 6477e8d271cfb47db0f1852b855ff646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.091444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051107/manifest.json
observed 917181a16aa244ce94d6cdad0de63893...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.072148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051107/publication.md
observed 6af0a123718cdf9b11948c949a479943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.052753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051107/publication.txt
observed 225d2b051dfb733de5534a662d292018...
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.