OpenTechnical

OT-2026-000005763

Publication integrity record

Porous face vacuum gripper, two zone face, ejector fed, contact triggered

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-2026-000005763) never changes.

Identity and time

Publication numberOT-2026-000005763 · never reused
Internal UUID01a0a943-fc7f-7be7-860e-757c52504e98 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:10:00.194441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005763
StatusPUBLIC

Content hashes

Canonical textf9100ed4c6ca3b1f382d0f6dba99ae3056aa84c75e3f1b820b98d6afd57936be
Markdown3f49b1c7d1de47f9731e5cfa9ad53fe68fc5acd45659574b5690c62023b32c87
PDF
Publication paged30777498cf080d0a791e10f4666bae6472e48eb44e383d8fe01609a8e93b94e
Manifest07b4ae910aaf07c28f34bf5b7ddd29fb9494e727c430cb0284ed5c9eee9da393

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
Signature6RaX1YE3ltuWgLvs6vUpVMTJ5yiBVyz0pKnZMgL0mRf0zT3woyaPac+HcI/cT3XihhVAQgx3Q6gkYD8F3XbyAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:10:02.682147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005763
observed d30777498cf080d0a791e10f4666bae6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:02.668657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005763/manifest.json
observed 07b4ae910aaf07c28f34bf5b7ddd29fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:02.654391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005763/publication.md
observed 3f49b1c7d1de47f9731e5cfa9ad53fe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:02.640797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005763/publication.txt
observed f9100ed4c6ca3b1f382d0f6dba99ae30...
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.