OpenTechnical

OT-2026-000044719

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000044719) never changes.

Identity and time

Publication numberOT-2026-000044719 · never reused
Internal UUID01a0ae7c-39da-74e6-a291-ae6d1a59b775 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044719
StatusPUBLIC

Content hashes

Canonical text71548e2e4fc265f8d3215abde2157bfd71ee14178b678f6d9cd10f52fd913221
Markdown318120c3855ddfb26eb3c4ff7c541da1baac9cedbf091f3dd68717832a4c9781
PDF
Publication page5a32830da36dec598b612c951d0d91145623393da0a7d62210115437bb49134b
Manifest17f69961860ebed84c87259a4bba3306750b55c887f8fc3983c4ea49f2d0ed88

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
SignaturejNjU/8nc2JaAxpectNFACYZuJ8IfdQjdL222lseW5N66VR/eVAL9DVaaDwqIJH2/Cvy10uknOX4jeVmKuVeNBA==
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

2026-09-17T11:11:59.152991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044719
observed 5a32830da36dec598b612c951d0d9114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.134574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044719/manifest.json
observed 17f69961860ebed84c87259a4bba3306...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.115285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044719/publication.md
observed 318120c3855ddfb26eb3c4ff7c541da1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.096823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044719/publication.txt
observed 71548e2e4fc265f8d3215abde2157bfd...
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.