OpenTechnical

OT-2026-000104183

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000104183) never changes.

Identity and time

Publication numberOT-2026-000104183 · never reused
Internal UUID01a0aea5-341f-7a3e-b9c2-a5fce9edac66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104183
StatusPUBLIC

Content hashes

Canonical textaf816a0d4cc24448a370459d9c5b20557d4db5188507d3b7eea0378403f20fdb
Markdowne2b5af2e7bdc2c2d312f943849cff323f4ae3563cc0cd3000a66340b5cc059a2
PDF
Publication page2c315136c05dde8b87f6bf3583adf75b296fd374cefdee00df646bb41e97c864
Manifest1c80bf1c4ab48e42bf87f5a425bbd37098938bb0ef6cff0c903e998d19db7011

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
SignatureqMcl9s+WqjKOaZoTXwlZKZuXvqdRzUz4p1HBol4ssC/0ZFE6fPgrej7byNeG+H19MIR4zyuEJLauHaeXSG/1Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:16.619158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104183
observed 2c315136c05dde8b87f6bf3583adf75b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:16.602911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104183/manifest.json
observed 1c80bf1c4ab48e42bf87f5a425bbd370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:16.582796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104183/publication.md
observed e2b5af2e7bdc2c2d312f943849cff323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:16.565192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104183/publication.txt
observed af816a0d4cc24448a370459d9c5b2055...
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.