OpenTechnical

OT-2026-000015074

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000015074) never changes.

Identity and time

Publication numberOT-2026-000015074 · never reused
Internal UUID01a0ae6d-d096-7e18-bbbe-359b5e21c49a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015074
StatusPUBLIC

Content hashes

Canonical text4a26aea3018b30bff4803c163210e302e49a6a2d691c409b34fd5c594ec723d0
Markdownb04fa3c4330927b0bcefe3d98c3f659a5ee53e653db9ea98343a428e7c979e99
PDF
Publication pagee96fe6ab8efc37a131519c2de5c2f8bbe65767587e65917aa910cd0b623e642f
Manifestbc89038f38a96cc9c363c9c901469e85f9ab8663aa4819baae1bb8db25bd5388

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
Signature6/mj48nFOXrjQoFQAyW4812juVnNtOHpexzFVRyJ56+PFQmRjGnEPYG6Bx/P7WGF9RgRptGgHXxdrnNJv4LGDQ==
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

2026-09-17T12:07:07.353583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015074
observed e96fe6ab8efc37a131519c2de5c2f8bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:07.331717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015074/manifest.json
observed bc89038f38a96cc9c363c9c901469e85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:07.310851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015074/publication.md
observed b04fa3c4330927b0bcefe3d98c3f659a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:07.291056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015074/publication.txt
observed 4a26aea3018b30bff4803c163210e302...
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.