OpenTechnical

OT-2026-000017098

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000017098) never changes.

Identity and time

Publication numberOT-2026-000017098 · never reused
Internal UUID01a0ae6e-591b-757b-82da-dea33b15ef1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017098
StatusPUBLIC

Content hashes

Canonical textfab6e03ab03d0aa2b572342562db2e591d32bd03a008e7615b396b88a183d0a8
Markdown48ce96bca4bf003f35c08982ce73289bb8dbaec40ab711e9f6fa297453374178
PDF
Publication page204682d321719dad6866d849f2e3099a4f877ccda0066868e76251514c547893
Manifest3f7b0f5000419fac2dcb5d4a18904a5e280bcf8f62ef00bdcdd306ec8c83c6c3

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
SignatureuGHFtGCJ1/RLPy/c4ud9/g8EsMcfBGK78LBgYYR8m86HRwy7SGJ8fv2D5jgJSU8Q0eiVrQtz+Vg9jqzCzXJsBA==
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

2026-09-17T12:03:31.326231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017098
observed 204682d321719dad6866d849f2e3099a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:31.307118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017098/manifest.json
observed 3f7b0f5000419fac2dcb5d4a18904a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:31.288219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017098/publication.md
observed 48ce96bca4bf003f35c08982ce73289b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:31.271055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017098/publication.txt
observed fab6e03ab03d0aa2b572342562db2e59...
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.