OpenTechnical

OT-2026-000037384

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000037384) never changes.

Identity and time

Publication numberOT-2026-000037384 · never reused
Internal UUID01a0ae77-b8cd-7208-9a30-7c1f6b2e4f9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037384
StatusPUBLIC

Content hashes

Canonical text8953037c160d5f1546cef71e9314d6b76d9f907f9dea721b463c83d15f62d8e4
Markdown51e8af7efb002877ebbc14db41ed83f49b8d41acf7cbb94f5f1aa263e410efe0
PDF
Publication page18bcd67ca39f0ef11f63fb49805cca159047c711d925445568b60eb279a703ce
Manifesta29d61a875848823e8146f837a1198822f8c302d923ec54edfbf164152a1c30d

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
SignaturelXuRX6Y8/6zOQDLcDgUDkB4IL2aFHuKef2U5VPg4YKjkzIG62tT2/VeADuwRvVC1mC6n/LlWU18gEYTizWb0BQ==
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

2026-09-17T11:23:48.756325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037384
observed 18bcd67ca39f0ef11f63fb49805cca15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.739237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037384/manifest.json
observed a29d61a875848823e8146f837a119882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.721162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037384/publication.md
observed 51e8af7efb002877ebbc14db41ed83f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.702913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037384/publication.txt
observed 8953037c160d5f1546cef71e9314d6b7...
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.