OpenTechnical

OT-2026-000066865

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000066865) never changes.

Identity and time

Publication numberOT-2026-000066865 · never reused
Internal UUID01a0ae8e-ce43-771e-ba37-a43f7c05d149 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066865
StatusPUBLIC

Content hashes

Canonical text0f6f843c6b27a16903e3f64283e8dbcac061ec80a98f09ae887734681e965b3a
Markdownceda9a5dfa095bebd5c2220fe2749bf1545de43921789c7b4f976e5b7e424175
PDF
Publication page92e01b00130d2b645a65153acc8b4a8f52c5cc9ef5c691f4e8e2df52ada998e0
Manifestb0a974e69bcdce2d13617d8e23d8caab6ba290f2b9aa7d404ad8ffc521c33bc4

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
SignaturecNEZ/1hYGTK97rlfNNICQsbjNHBVLYzkaI6CU+jmzVA6wwTkQkcdUWXSvbqHoWeWwCM4iIg3SVNnPDftkkCwCw==
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

2026-09-17T10:33:18.499195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066865
observed 92e01b00130d2b645a65153acc8b4a8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.484032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066865/manifest.json
observed b0a974e69bcdce2d13617d8e23d8caab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.467604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066865/publication.md
observed ceda9a5dfa095bebd5c2220fe2749bf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.450158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066865/publication.txt
observed 0f6f843c6b27a16903e3f64283e8dbca...
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.