OpenTechnical

OT-2026-000072185

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000072185) never changes.

Identity and time

Publication numberOT-2026-000072185 · never reused
Internal UUID01a0ae92-47c2-7b90-a547-6cfae34e4df0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072185
StatusPUBLIC

Content hashes

Canonical text52b8f7ec9402b70b4762a3f4d2137cfd59929a8392d078555b69240b0a397677
Markdown9f62ea61877ca4fa7f8feb75351600c4b80d56d2735accbb95a38b6af090ff67
PDF
Publication page004db1a424c3a0a862bf31c74725f6c3de7766cb290de1cfa096c3daccfd8c5a
Manifesta95ccd8befde4cc9b8c29bc640194916abe0f67a726af891542da11b92c5b0d5

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
SignatureDe8Cn+/q5Nv6mtD+/Ey6htbc0i5/lxC7zaCOrM3TGErOGni7xABywVou+eZwuzW+a2t8n7OP5G4aopXnqx8NCA==
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

2026-09-17T10:23:17.052333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072185
observed 004db1a424c3a0a862bf31c74725f6c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:17.036409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072185/manifest.json
observed a95ccd8befde4cc9b8c29bc640194916...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:17.019754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072185/publication.md
observed 9f62ea61877ca4fa7f8feb75351600c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:17.002419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072185/publication.txt
observed 52b8f7ec9402b70b4762a3f4d2137cfd...
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.