OpenTechnical

OT-2026-000063562

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000063562) never changes.

Identity and time

Publication numberOT-2026-000063562 · never reused
Internal UUID01a0ae8c-f945-7bd9-8371-b86da1d191f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063562
StatusPUBLIC

Content hashes

Canonical textb00aa9cdf60d9d227571816c769999200ded289c0bd838149e0bb2c67f8d1f13
Markdowne395673948f71abb9538d48299ed207b2327711b0cecaff2571fb93647b80463
PDF
Publication page0bac52472d1bd0ae2fc85571bc349828e9d76e15034c3a0d1df96194dc845dbd
Manifestb8ac6e333af1bb21fb0505d687e2c917c706b7f696e102cc49821f4df654b1fb

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
SignaturefH0gbNWD0ciO+HWWkaJtRup0zEqySUiOSvpVDVlPI+gD309jeJhu6FNsgnunCVwYzRHId1+f+hK8k4QoIojaBw==
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

2026-09-17T10:37:34.093912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063562
observed 0bac52472d1bd0ae2fc85571bc349828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.074912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063562/manifest.json
observed b8ac6e333af1bb21fb0505d687e2c917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.052599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063562/publication.md
observed e395673948f71abb9538d48299ed207b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.032865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063562/publication.txt
observed b00aa9cdf60d9d227571816c76999920...
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.