OpenTechnical

OT-2026-000009564

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, sustained 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-2026-000009564) never changes.

Identity and time

Publication numberOT-2026-000009564 · never reused
Internal UUID01a0ae6b-7563-7fc3-80a4-4828e1106ff0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009564
StatusPUBLIC

Content hashes

Canonical textbbc7792a5f226721ad6001cca6ca6658905c6346f66929cd014103eca11a6ccd
Markdown3bdfca22b01678b610faafb81708f58723294bf6f1c485f7b148acb4d66256cf
PDF
Publication page40ff1679d0775ccd5840ba490c1eb328aa224fd566fad302730bc0408a833996
Manifest5e77e472dce8df75a53f27dd842090389b326b51485fec2dde55e6b1984ab668

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
Signature6Jcm7e3TiqdnrIO8GGxrNS5A+E90sBY8JSe3w8yUv9sjt9l9Zn0JsPychXwH/Fval0lIjF4FQI8li0accsQ1Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:59.786496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009564
observed 40ff1679d0775ccd5840ba490c1eb328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.767038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009564/manifest.json
observed 5e77e472dce8df75a53f27dd84209038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.747572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009564/publication.md
observed 3bdfca22b01678b610faafb81708f587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.726429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009564/publication.txt
observed bbc7792a5f226721ad6001cca6ca6658...
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.