OpenTechnical

OT-2026-000025349

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000025349) never changes.

Identity and time

Publication numberOT-2026-000025349 · never reused
Internal UUID01a0ae71-5fa7-7253-be77-04f37ab0bbf1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025349
StatusPUBLIC

Content hashes

Canonical text2135e8b63ae8bbb5d4cea256e022d5991d9d93431b266821531de86b34a44be0
Markdownef9909e9ed3ab19ad9cd131af820c62c211220f2988dc97e7de963ab76b7c1d6
PDF
Publication pagecef5f01391400f62d1ced07904d398ee911b07088809bd8691f8aa8fb7c396b5
Manifeste352547ed8be103e9ec54525445fe8ba1f0782c393ed7ffdbe32d1d6faefc13b

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
SignatureKvcVdJNsWUtAo4vNiqVe2/Yr86sofN4EdjecX1t0qqE8CPykxAfVqA51LcJTwqR+Awemfk5WzFb0PWLp2EKZAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:47:23.983190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025349
observed cef5f01391400f62d1ced07904d398ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:23.965257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025349/manifest.json
observed e352547ed8be103e9ec54525445fe8ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:23.946597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025349/publication.md
observed ef9909e9ed3ab19ad9cd131af820c62c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:23.924421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025349/publication.txt
observed 2135e8b63ae8bbb5d4cea256e022d599...
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.