OpenTechnical

OT-2026-000074468

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented before 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-2026-000074468) never changes.

Identity and time

Publication numberOT-2026-000074468 · never reused
Internal UUID01a0ae93-717a-7b6a-b75d-fbf28f160d21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074468
StatusPUBLIC

Content hashes

Canonical textdf4a123c5d42e7f462a8c4ff3d173e7d917642cc218a4c407e8c079026cf6769
Markdown01f6fc3dc65b78aba186fb201e3716bfb4e6766faf509c97672efbd6163e1550
PDF
Publication page50609e2f5d7b727d8102a0def6e53853ac8ad5dbe1d42098463c5e3d661dc47f
Manifeste37592087f42c85f494da4ce6d26256abc0b9f383992eff57c0d9780080bc12e

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
SignaturesTTZW7wSH0V3YNHfIPfDin0fBKIo75pwNAlDIfjmKaH0jqIw0Tz6JOVXuiQMoprY6Z/t9/nwJr4rT8S/zt6kDQ==
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

2026-09-17T10:19:25.715168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074468
observed 50609e2f5d7b727d8102a0def6e53853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:25.696816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074468/manifest.json
observed e37592087f42c85f494da4ce6d26256a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:25.678364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074468/publication.md
observed 01f6fc3dc65b78aba186fb201e3716bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:25.660904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074468/publication.txt
observed df4a123c5d42e7f462a8c4ff3d173e7d...
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.