OpenTechnical

OT-2026-000038006

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000038006) never changes.

Identity and time

Publication numberOT-2026-000038006 · never reused
Internal UUID01a0ae77-f88a-7b5d-ad72-ca1175f12440 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038006
StatusPUBLIC

Content hashes

Canonical text6bf1babd633b88bc7faa1166641aad8b9dfca574a0e8896bcec29abb7c715456
Markdowne81f10f7425c45e676e2f92e5ed809bd939ad028637bed4e25e85c30ee4c7880
PDF
Publication pagea14441c7b740c7af592db9b17691bc971f5ecaeb40b25dd59ca19c287c1aca3d
Manifest4ecd2295571511e4006304f51d6f644146425c845c7848ae0df8f876d2fb54fd

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
SignatureDiDASFhcPhyXJYIXuyykO1AECBQAaJLlv16NEyH26H8mWP+gzDsbSatGlWlNfEFK3x6z5ytgcUNm/UQqwSiGCg==
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

2026-09-17T11:23:18.478616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038006
observed a14441c7b740c7af592db9b17691bc97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:18.455761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038006/manifest.json
observed 4ecd2295571511e4006304f51d6f6441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:18.436121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038006/publication.md
observed e81f10f7425c45e676e2f92e5ed809bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:18.418711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038006/publication.txt
observed 6bf1babd633b88bc7faa1166641aad8b...
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.