OpenTechnical

OT-2026-000092076

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000092076) never changes.

Identity and time

Publication numberOT-2026-000092076 · never reused
Internal UUID01a0ae9d-43bc-7dfc-9135-35cfb167286c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092076
StatusPUBLIC

Content hashes

Canonical textf5b63fb047c8783b069cdc0089e45610933543f9663d2847fe41ef8211c736c7
Markdownec3a88bad88f843799bf818aef6ff5007a8982724e84f05d7ddae0c83dea62ef
PDF
Publication page9370ea289fdd52d0717a73a17eedd8e3ed8bb4070ace64dd71f60265ac022c22
Manifest03a4be919bf1e1b801948199ad18f81c2dc7dc5914e2c694ad316dfc320a7050

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
SignaturesU4N33GBVKwiE2G/frwaBFge0WlPactkLPDf4xg+GrnXisE2BTMz6GKTsvbOFHQhSfCCm1LsIW5E0tCCjL6eCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:43:10.836936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092076
observed 9370ea289fdd52d0717a73a17eedd8e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.819975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092076/manifest.json
observed 03a4be919bf1e1b801948199ad18f81c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.802923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092076/publication.md
observed ec3a88bad88f843799bf818aef6ff500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.785329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092076/publication.txt
observed f5b63fb047c8783b069cdc0089e45610...
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.