OpenTechnical

OT-2026-000045628

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000045628) never changes.

Identity and time

Publication numberOT-2026-000045628 · never reused
Internal UUID01a0ae7d-8f03-7d61-8609-73f483df7bdd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045628
StatusPUBLIC

Content hashes

Canonical textec7ecff53905b9d3e680b0aa60f531eb15353fb54356b3f90cc0cf9e3d5fe9b1
Markdown54393bce304cf9c77b5b329230bf5e401be93f66778df79f6adba7ea059bf5ae
PDF
Publication pagede00b569167e8bb87443af426c4b3dc4352a3e995c0830eb71417c5f0dca9135
Manifest54e1068d6ce57b2b8478d86e54ca71d67ca4baef097764710f13014e7b093e6b

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
SignatureK22jL01zl1vQ+wuoJsUOqW3Ow2hnxmyTJWNDhSYgcEVp/z/fO/owSHoo1BAo4EyC9f/nkXVRrqS8Rj7f+iaIDw==
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

2026-09-17T11:09:24.616604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045628
observed de00b569167e8bb87443af426c4b3dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.597798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045628/manifest.json
observed 54e1068d6ce57b2b8478d86e54ca71d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.579131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045628/publication.md
observed 54393bce304cf9c77b5b329230bf5e40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.560090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045628/publication.txt
observed ec7ecff53905b9d3e680b0aa60f531eb...
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.