OpenTechnical

OT-2026-000095864

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000095864) never changes.

Identity and time

Publication numberOT-2026-000095864 · never reused
Internal UUID01a0ae9f-fac7-7601-bc82-87fa593c93f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095864
StatusPUBLIC

Content hashes

Canonical textf7d52633db938e9aa8aa354c38f0e5275840e49d9cbdfeb882e53c89eed6a094
Markdown32cd328a1ddd3473c56423b4789ac66e86502ec8651adf7411b51d5d7e37cbb3
PDF
Publication page3ac3340fe13794c43721626bf7ccc9817a575584abf4acd0de18631607dc5c8a
Manifest549c2a21c681d68a3c589a6210cc39f4272bd3240d9a9ba0fefbb83159d5d779

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
SignatureS6loPxwfW+8Gyy60guJa96moGOeaYfrpfFL6+9a5HsXvp69INu6EdY8hF/TyrB0g9Vj/cQdbZ/YC4QdKcWXyDw==
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

2026-09-17T09:35:57.444091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095864
observed 3ac3340fe13794c43721626bf7ccc981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.425248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095864/manifest.json
observed 549c2a21c681d68a3c589a6210cc39f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.406039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095864/publication.md
observed 32cd328a1ddd3473c56423b4789ac66e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.386951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095864/publication.txt
observed f7d52633db938e9aa8aa354c38f0e527...
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.