OpenTechnical

OT-2026-000011198

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000011198) never changes.

Identity and time

Publication numberOT-2026-000011198 · never reused
Internal UUID01a0ae6c-540f-78ce-aeb1-7e1fe4f27779 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011198
StatusPUBLIC

Content hashes

Canonical textbb7bb6b777d26452023a978d757747cb71d404029989ae47f8bd569cda1a97c2
Markdown06bcf9adcbe9c7c6d70c0b39b790d3f419ecb7c3e022d175a17f1a06d2d3313f
PDF
Publication paged6e7977eed25f0406f3e53a7de89f3c47b84cf5da66ca0edb4caceb3aa5f4931
Manifest38fa589544fcbf9b7086f90c23186442bc00a608a05a965d64697df7dc937e0f

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
Signature/W0ytiP+8N9C5vNaku6TEO3csH4g8s0v1lDDk7KXPxzsifUaiF1FYC93krk5D2peBEURW801Vgrphw88HnPMAw==
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

2026-09-17T12:14:08.788101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011198
observed d6e7977eed25f0406f3e53a7de89f3c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:08.769827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011198/manifest.json
observed 38fa589544fcbf9b7086f90c23186442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:08.750850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011198/publication.md
observed 06bcf9adcbe9c7c6d70c0b39b790d3f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:08.732394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011198/publication.txt
observed bb7bb6b777d26452023a978d757747cb...
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.