OpenTechnical

OT-2026-000011474

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000011474) never changes.

Identity and time

Publication numberOT-2026-000011474 · never reused
Internal UUID01a0ae6c-88ff-72c8-aed2-8e2d7edf4137 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011474
StatusPUBLIC

Content hashes

Canonical textbdd46374b4de9528ec9232d2f4420649f725a75cc74b589bc6b81b9bd014c442
Markdown9dc1dc21874cf876b821150568479745f3924b2097077080d216f69303e9079d
PDF
Publication page0f78e9cea4a6794b9e757fdbe14f9a9cda5566b49aacde9f992521bf01c7c2ce
Manifestae669b4e2b0c1a16c2872c3d6b9b70da43f73c318512cdbe20d186b297aae1f0

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
SignaturevhVq8Im7uQaFzmeroAmr8A1anXl+LuPE++nl+xUEvBxOp3ZLVms0fHoUqSExzYfsRMIOq/YNGV0Rei00HynqDQ==
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

2026-09-17T12:13:14.706894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011474
observed 0f78e9cea4a6794b9e757fdbe14f9a9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.687406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011474/manifest.json
observed ae669b4e2b0c1a16c2872c3d6b9b70da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.666206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011474/publication.md
observed 9dc1dc21874cf876b821150568479745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.648068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011474/publication.txt
observed bdd46374b4de9528ec9232d2f4420649...
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.