OpenTechnical

OT-2026-000038963

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000038963) never changes.

Identity and time

Publication numberOT-2026-000038963 · never reused
Internal UUID01a0ae78-76a0-7843-b809-e7082ddf1ade · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038963
StatusPUBLIC

Content hashes

Canonical text0f84cc8f372ba615d61b1854f233e8a7c5300c613a2772778bbf866ae8626bcd
Markdown31b24b31dda332fa844635a25eb590ed91a7ca262b856660ee97f40e17f76f45
PDF
Publication page46c9ce56a6dc496e6f92f979fc7c71b248d73b2a83d7deece6e5cf10bc9108c8
Manifest6b78199324777c9633884c043877945baa883f90b7c9f668707e90f97a998a01

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
Signature3JTO9+Z0X1SGoKx4+/mQsW5batTuiCmrj8cmQgvpdGCsoIXdNNF4hJkqJBtIcIJJz62MqlTKQzk+/jZ+dLkiAg==
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

2026-09-17T11:22:14.242017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038963
observed 46c9ce56a6dc496e6f92f979fc7c71b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.225003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038963/manifest.json
observed 6b78199324777c9633884c043877945b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.207127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038963/publication.md
observed 31b24b31dda332fa844635a25eb590ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.188042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038963/publication.txt
observed 0f84cc8f372ba615d61b1854f233e8a7...
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.