OpenTechnical

OT-2026-000046458

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000046458) never changes.

Identity and time

Publication numberOT-2026-000046458 · never reused
Internal UUID01a0ae7e-57dc-7542-83e1-c192c42399c1 · 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-2026-000046458
StatusPUBLIC

Content hashes

Canonical text195d2f096df8e41d462d6e22cbb0d5f6160844c40a7e237d8baf15ada7336398
Markdownea589348c74c195dab13d44b40744d43e0eebcaf7c77255be2f50829776395fd
PDF
Publication pagedaa2a9e2acf003ae1479ed044126b08c224a9884a90cf406f247d4da25d0d921
Manifest3538ab99c9e6e0c9590e98916a3177a2fdd90d5dba38762be25c228a74cd9f8e

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
SignatureSAUy8buv+DP5X1rrFpkZI8jllDR9NNxa6Q9FVHyqrPVXi8ipf5wV33dl+Vd1f+O2gEC5wxI6q7iva2V1aCasDw==
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

2026-09-17T11:08:28.994607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046458
observed daa2a9e2acf003ae1479ed044126b08c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.976990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046458/manifest.json
observed 3538ab99c9e6e0c9590e98916a3177a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.958478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046458/publication.md
observed ea589348c74c195dab13d44b40744d43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.938912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046458/publication.txt
observed 195d2f096df8e41d462d6e22cbb0d5f6...
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.