OpenTechnical

OT-2026-000024646

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained blow-off before 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-2026-000024646) never changes.

Identity and time

Publication numberOT-2026-000024646 · never reused
Internal UUID01a0ae71-2725-71b1-b758-81f78304d7c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024646
StatusPUBLIC

Content hashes

Canonical text83fc4a9f0b947864fc5f33b7a09a8158b66dfb4e2a8e19ea190eae36a772e041
Markdown7db2c4fe2361ba93a7ea0db3c0d4f81fa8e60faef73df63a5038a3f27c638e13
PDF
Publication page9102c9c0147588456ba357f196b421d93b7d32eaf433b8adddc97fd5c051af91
Manifestca66ada810d4fca305ea96bc8fbbcc270cb6115daedb71c630e8ad17725518e3

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
SignatureyvyW9kebMilZyK7N7eoKi/Y28EwyvYS3Cs6gbwjENWn9t7Vu/MemVNcHFCKRtPI8orPCa3o4xq7ZR4DhNd6nBA==
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

2026-09-17T11:47:50.556312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024646
observed 9102c9c0147588456ba357f196b421d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.539000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024646/manifest.json
observed ca66ada810d4fca305ea96bc8fbbcc27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.518769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024646/publication.md
observed 7db2c4fe2361ba93a7ea0db3c0d4f81f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.501739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024646/publication.txt
observed 83fc4a9f0b947864fc5f33b7a09a8158...
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.