OpenTechnical

OT-2026-000097403

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000097403) never changes.

Identity and time

Publication numberOT-2026-000097403 · never reused
Internal UUID01a0aea1-01cc-7fb8-8765-ba52b5d5d80d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097403
StatusPUBLIC

Content hashes

Canonical texta7551808b49d2d424518d333d0b36e793be7e53ee58e4bd0213a1e3c91332ba7
Markdowneb65ba6a9eb3ad8e2f619e40cdbee1a6009e633570941cbfa07ea1c24b9ae581
PDF
Publication pagedbda7d80e267732152ae0c56c380e76934c34781cca6e12512a8e4c65c2bdbd6
Manifest48aa22060cb68de7c94746444e49a9918c6cda04b9f9891df318775279566e91

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
SignatureDHjcyQx6rMZ5cTmYA8W3596MWasm320bizdMR0BSNTPrb2gEet85yH52hVBDkp4PH7IoWLZF8nWx+8x9jrj2AQ==
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

2026-09-17T09:33:41.355211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097403
observed dbda7d80e267732152ae0c56c380e769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:41.336162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097403/manifest.json
observed 48aa22060cb68de7c94746444e49a991...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:41.319224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097403/publication.md
observed eb65ba6a9eb3ad8e2f619e40cdbee1a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:41.302077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097403/publication.txt
observed a7551808b49d2d424518d333d0b36e79...
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.