OpenTechnical

OT-2026-000017789

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000017789) never changes.

Identity and time

Publication numberOT-2026-000017789 · never reused
Internal UUID01a0ae6e-96fb-783b-aebc-57337163d385 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017789
StatusPUBLIC

Content hashes

Canonical texteea9be8284f393db42d217567c40b1fb913b533ab1cbe8c388a48752d3dfff70
Markdown936811cb3098fa6caa5f1a3222148e22620d17de908965ea6ef6872e4380319f
PDF
Publication page28a78c517685fe5497cd8b7e6caffd1dc3d82135252ef5847600b7e375ebf648
Manifest28cd9baccd5f525560fb301aff1a4948eecc8a3551555991996ad7432272c88b

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
SignaturelGmTO1FzFG8nByRROFm3agr+TUDkIlxsZRu1s7qRnund+YuYQaJyah1BVAEdm5eKgEwQ/054CRvJOhPRLVxwBA==
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

2026-09-17T12:01:45.220061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017789
observed 28a78c517685fe5497cd8b7e6caffd1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.203706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017789/manifest.json
observed 28cd9baccd5f525560fb301aff1a4948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.184809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017789/publication.md
observed 936811cb3098fa6caa5f1a3222148e22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.166289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017789/publication.txt
observed eea9be8284f393db42d217567c40b1fb...
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.