OpenTechnical

OT-2026-000011151

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, vented after 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-2026-000011151) never changes.

Identity and time

Publication numberOT-2026-000011151 · never reused
Internal UUID01a0ae6c-540f-71d8-a304-b25c2e00a9de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011151
StatusPUBLIC

Content hashes

Canonical texteea294faaf1bb802d81e1681ac7ae706c8296a48814b4e0e5e0888efe231816b
Markdown016bd994ee7563be855820775c4358b03d28f5904a547466f99b723b469f795a
PDF
Publication page311c46ab9f5ce027aa3cefc6ac4795c7678b32d6d3217f49b25d45ddb1446c77
Manifestfad67b483e5f20324c5dd071740526ab9505bd38a776c28ae300e71ad3efaef4

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
SignatureO2nn+vagonh3mk+9n+bGssCpv8H4YGvHe6u9SekpSShfue68vecmybgrDsPhDVC/lo+DO83hRLVefTOQKZZ4CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:04.822610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011151
observed 311c46ab9f5ce027aa3cefc6ac4795c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:04.799758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011151/manifest.json
observed fad67b483e5f20324c5dd071740526ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:04.769404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011151/publication.md
observed 016bd994ee7563be855820775c4358b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:00.780579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011151/publication.txt
observed eea294faaf1bb802d81e1681ac7ae706...
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.