OpenTechnical

OT-2026-000080908

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000080908) never changes.

Identity and time

Publication numberOT-2026-000080908 · never reused
Internal UUID01a0ae96-b975-70b8-a2b5-38db055e1623 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080908
StatusPUBLIC

Content hashes

Canonical text6f80ba7e5bd5fb7c95c675c1b0044f3c5fc9ea4cf69ec0f8d8e051331e66289e
Markdownf342e296988ef99449933a57763f2d6f3e1add280aa384a9c1567b937603b1ea
PDF
Publication page6240979a48a13d3284e9ab76bfedc0e3740543ad762b2d6eca8a08f5328c2df5
Manifest525970f00dd2c77816f88afa64d8881637d09e0da3e7af302636a0845d7a3441

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
SignatureZxdeP11LEm5z5hZni4r6P/Rh7pYwa2HNKMIPS9ma/1mOKNyE3zvX8sUq8nShXaLujecQ23A3jNCoPmgCiyMkDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:02:06.671825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080908
observed 6240979a48a13d3284e9ab76bfedc0e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:06.655378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080908/manifest.json
observed 525970f00dd2c77816f88afa64d88816...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:06.639421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080908/publication.md
observed f342e296988ef99449933a57763f2d6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:06.622479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080908/publication.txt
observed 6f80ba7e5bd5fb7c95c675c1b0044f3c...
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.