OpenTechnical

OT-2026-000064854

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000064854) never changes.

Identity and time

Publication numberOT-2026-000064854 · never reused
Internal UUID01a0ae8d-debc-7244-858b-aac0ea2fc524 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064854
StatusPUBLIC

Content hashes

Canonical textecec7cf274a0c5665cdcf45b91961009df9819f7f432479ac9ed23341df6c603
Markdownd95bf0a8b768e72bf3732a047eb3c23e8d63174d73df07a571840131f56aa3d6
PDF
Publication pagef06fa057bdfac9faedc7d9e6d1c876661d8f3289474ea24a6788b5b7137e3f22
Manifest9c94c54f9c1ccc925322aa6cf39107db5579d74754ebf88a4e50cea7904074af

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
SignatureuomUv/HUuLGqks+5QoSdD5Mtb6NN4AjGPQhrGmzMin3nA/KtM2uztCN1GBKUXvkVikych0MUiep1d8szSYhCBQ==
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

2026-09-17T10:35:46.199353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064854
observed f06fa057bdfac9faedc7d9e6d1c87666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:46.181706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064854/manifest.json
observed 9c94c54f9c1ccc925322aa6cf39107db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:46.163168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064854/publication.md
observed d95bf0a8b768e72bf3732a047eb3c23e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:46.143072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064854/publication.txt
observed ecec7cf274a0c5665cdcf45b91961009...
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.