OpenTechnical

OT-2026-000099907

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000099907) never changes.

Identity and time

Publication numberOT-2026-000099907 · never reused
Internal UUID01a0aea3-1473-736c-b901-08622c93b2b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099907
StatusPUBLIC

Content hashes

Canonical textc646a025eac3362ba913121d46b47333bcb7bc52a058728e094e6bdb006f6dde
Markdown7c52d7a2c51249a653e36cb900002d87f137c28475b9ba09a73ba1dfe4b5eb6c
PDF
Publication pageae0d7b08949954dc9a68e0ecb653b33d0b8e974c725f9e3df6d66ec7d87e3c4a
Manifest42de2f47a56261dd3188e6ad9521e9507eb54de525f2e592682d149b65e7e9fa

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
Signature4stoYaP8h8hQJlqNdHpIhAihZNl/CigO4z9M5+JCmxe+34wcsdnDl9vQTYMChyGvn6qy0bhvguRIGa1i993/Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:32.743115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099907
observed ae0d7b08949954dc9a68e0ecb653b33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.724749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099907/manifest.json
observed 42de2f47a56261dd3188e6ad9521e950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.706445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099907/publication.md
observed 7c52d7a2c51249a653e36cb900002d87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.688595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099907/publication.txt
observed c646a025eac3362ba913121d46b47333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:48.427195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099907
observed ae0d7b08949954dc9a68e0ecb653b33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:48.407847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099907/manifest.json
observed 42de2f47a56261dd3188e6ad9521e950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:48.389367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099907/publication.md
observed 7c52d7a2c51249a653e36cb900002d87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:48.371343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099907/publication.txt
observed c646a025eac3362ba913121d46b47333...
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.