OpenTechnical

OT-2026-000066885

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000066885) never changes.

Identity and time

Publication numberOT-2026-000066885 · never reused
Internal UUID01a0ae8f-14fd-7300-b0fb-5538a32530bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066885
StatusPUBLIC

Content hashes

Canonical text3d09c63a8a3068156d4f7feb5aada523a7b5d5d2a157a9ea26bd5eeba1a6962c
Markdown8eb26ba3276331db5e5f7f0852a0fc9416d7308da68681f18b01fc7ccdefbbe0
PDF
Publication page4145425df0f7ebd2a35b8b1dd1d29a26051132caafbe699967902bc2025ea3b8
Manifest56b1dfa262b97529ddb73df45acc9eb4777f4580de94434a96cf1581a5576a48

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
SignaturefyoDFUSmy2fioRmd8lo4dHoQsK5+HAf405wqUXvapKcMmi2xpyzd/sI/RYyE8eH4pK38mJ1XgOXHtguz75orCg==
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

2026-09-17T10:32:05.040878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066885
observed 4145425df0f7ebd2a35b8b1dd1d29a26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:05.019895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066885/manifest.json
observed 56b1dfa262b97529ddb73df45acc9eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:05.002619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066885/publication.md
observed 8eb26ba3276331db5e5f7f0852a0fc94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:04.982472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066885/publication.txt
observed 3d09c63a8a3068156d4f7feb5aada523...
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.