OpenTechnical

OT-2026-000009171

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, vented before set-down

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-2026-000009171) never changes.

Identity and time

Publication numberOT-2026-000009171 · never reused
Internal UUID01a0ae6b-31b9-7f1b-8889-cdacc3a2eb3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009171
StatusPUBLIC

Content hashes

Canonical text96d3b7143126a6339a159a65823354e13c6451063f89dd4fba01393b7021f53a
Markdown0eb9720b7b0b828b84136285f1c08a930ca51ea62543d2908a8819ef3d9f5714
PDF
Publication page692e84604815a2240c9fab7a5ee54477c913d41af5001f86cc18981592804dd2
Manifest29a898eb2e1364483293286517d1f61d94eb7e92bb79e9bf4769db5655e95b67

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
Signaturehc/t59BxOo+eDAiNn7TrnIrrbt1nxOZVVI4kPrEkMS+VDXs+eaQWaeNehz1+PlYR8MEpMYfnOBretUj24pdOCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:52.675485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009171
observed 692e84604815a2240c9fab7a5ee54477...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.656859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009171/manifest.json
observed 29a898eb2e1364483293286517d1f61d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.635913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009171/publication.md
observed 0eb9720b7b0b828b84136285f1c08a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.615897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009171/publication.txt
observed 96d3b7143126a6339a159a65823354e1...
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.