OpenTechnical

OT-2026-000022842

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, sustained blow-off before 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-2026-000022842) never changes.

Identity and time

Publication numberOT-2026-000022842 · never reused
Internal UUID01a0ae70-46ea-700d-a72c-5c5446e2b9fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022842
StatusPUBLIC

Content hashes

Canonical text47252951a222abab65627b4366b470dd64b4d23b845ba0470de239ab2eedbae8
Markdown4592235b0b86e6c6ed3d1625b3940566a0eb18adcc38986c50a0050fab01c9cb
PDF
Publication page27710ea0ec42427ddf636eb6e5bd063c7211905ce16bf9ddf09d301ee482c620
Manifesta7f580fc6e562916388a4279dcce8f483c353a100f75306d99af08d3df575540

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
SignatureSVR4zw6UBiLANzRo1EJeGSBWm3Ju7CabB+KaPtxx5mqAnvDwc9F7N3MT8vNN2B+DeM0xN4OaWHjsw9hw48S2CQ==
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

2026-09-17T11:52:22.688872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022842
observed 27710ea0ec42427ddf636eb6e5bd063c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:22.670766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022842/manifest.json
observed a7f580fc6e562916388a4279dcce8f48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:22.651874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022842/publication.md
observed 4592235b0b86e6c6ed3d1625b3940566...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:22.635347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022842/publication.txt
observed 47252951a222abab65627b4366b470dd...
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.