OpenTechnical

OT-2026-000098230

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line 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-2026-000098230) never changes.

Identity and time

Publication numberOT-2026-000098230 · never reused
Internal UUID01a0aea1-e964-72af-919d-843bae9c28ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098230
StatusPUBLIC

Content hashes

Canonical text8f7a01a63494b26e5994bc3ef86bf2894820e2307e0862180dcde30a2261f9c0
Markdown9f881e3d3bdb5eb9c8e529252751077949d61ee3d5439eb504176f7d83396011
PDF
Publication pageffeb1b1fa803ff652023d7264a49f65902a6a38f1274f3fc3a51fc9c5e72c0c7
Manifestc8835a69298dabc09de0d9f5dd50ecc8b0bb8c1dd09ab832f20bc4b595f1798d

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
SignatureIqNV+5jCfLLN6a2fAfEyY0EY9Zh3QWbX2YtAduBQmW1zqvvJbGFSqpN29/f2HAbLwEszfERJpy9eccI/ii5RAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:24.649798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098230
observed ffeb1b1fa803ff652023d7264a49f659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.631498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098230/manifest.json
observed c8835a69298dabc09de0d9f5dd50ecc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.612988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098230/publication.md
observed 9f881e3d3bdb5eb9c8e5292527510779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.594592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098230/publication.txt
observed 8f7a01a63494b26e5994bc3ef86bf289...
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.