OpenTechnical

OT-2026-000045946

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000045946) never changes.

Identity and time

Publication numberOT-2026-000045946 · never reused
Internal UUID01a0ae7d-8f89-7b27-95de-486de67fce0a · 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-2026-000045946
StatusPUBLIC

Content hashes

Canonical text508ca372d9f64d325a9c2833f117d63e959b7f3a33657c310973ecb1c5d57906
Markdownd2e09ee3841117d1dc8d49c8ff12f1e2ce85d868342d06ff9841a7eb6b2b776f
PDF
Publication page3f513f8f99180cb6c45d306d97ecbb6c97ddcfc694a22d66b91ba8e7d4a55fe7
Manifest3b8a0ac30a674af56a28df54b0f4d3722db7ffcdf3d97e2a919fcc2fd5797adc

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
SignatureDYRJO6CfbGgukLKpAGf+/F5dizfvoc4jEXqlI+QUpFGbnmg3IdV3Jr4uZa79lcF+Ck0JL45ASG9eoqZT6iUzAg==
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

2026-09-17T11:09:51.557415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045946
observed 3f513f8f99180cb6c45d306d97ecbb6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:51.537740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045946/manifest.json
observed 3b8a0ac30a674af56a28df54b0f4d372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:51.519010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045946/publication.md
observed d2e09ee3841117d1dc8d49c8ff12f1e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:51.498634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045946/publication.txt
observed 508ca372d9f64d325a9c2833f117d63e...
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.