OpenTechnical

OT-2026-000071115

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line 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-2026-000071115) never changes.

Identity and time

Publication numberOT-2026-000071115 · never reused
Internal UUID01a0ae91-e0eb-7ae3-91b4-c2999a1e4723 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071115
StatusPUBLIC

Content hashes

Canonical text7fd4b7cf8b96c6f242c903642ffb99901e5dbc5daae5624be7887aef9d8e246f
Markdown84ec427f838a95588383058d81bd4f84491127ad017f8b872e452c4d47007f5c
PDF
Publication page6ca4712a1e8781495b78bd38a62109c718bf5005ab9c2d5c53d772cfdc30519b
Manifeste6e801bcedfb1fd8b65b4032225939ccbf30268a3b74f26df0f8cf73ca600690

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
SignatureobGlRnyta2Gqi4vsmRjJFqMyylbgUFHjVc1qyUncsVNlSWUQ7sI1W7d42VQfW0XvzK2XlCC7l4ZzjmLadOQQDA==
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

2026-09-17T10:24:36.450571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071115
observed 6ca4712a1e8781495b78bd38a62109c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:36.431256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071115/manifest.json
observed e6e801bcedfb1fd8b65b4032225939cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:36.413868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071115/publication.md
observed 84ec427f838a95588383058d81bd4f84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:36.396677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071115/publication.txt
observed 7fd4b7cf8b96c6f242c903642ffb9990...
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.