OpenTechnical

OT-2026-000046420

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off 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-2026-000046420) never changes.

Identity and time

Publication numberOT-2026-000046420 · never reused
Internal UUID01a0ae7e-57dc-71b1-bc12-031d8cf590de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046420
StatusPUBLIC

Content hashes

Canonical text14d638d4c6bb3c8d16eb4a61f3d6df67d2be0086c0cbff65affec7f71ad2d8af
Markdown0f5ff86c7546713733852df77ed15730bc4799334ea6b53b11a747df878163fb
PDF
Publication pagec81aedf896a03559042832ae9c47dc90dc62c52d734b5e01fce9572af50e80b9
Manifest3fb8ce5637f1f2d566a976724a34daf009c3be81f4ff6f66a576850c8d6a7892

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
SignaturezOupN+LzZTUD5on9zX1c6syS/hR8SC9myRbuX43D8NZ5FwJS/dhck3CxS/QdJxfzsAUp4b6G7zKLQt/yWTYSCQ==
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

2026-09-17T11:08:25.966444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046420
observed c81aedf896a03559042832ae9c47dc90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:25.948294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046420/manifest.json
observed 3fb8ce5637f1f2d566a976724a34daf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:25.930136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046420/publication.md
observed 0f5ff86c7546713733852df77ed15730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:25.911176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046420/publication.txt
observed 14d638d4c6bb3c8d16eb4a61f3d6df67...
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.