OpenTechnical

OT-2026-000095149

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000095149) never changes.

Identity and time

Publication numberOT-2026-000095149 · never reused
Internal UUID01a0ae9f-8f6e-7a69-b1b9-00e658781d92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095149
StatusPUBLIC

Content hashes

Canonical text7e16692c9b68ffef4a492f8966ab243a3f29d4b94a8ca25b01428eef17e6eaa6
Markdown33db416c2ee040e1393a03dff68b162485330e9cff7a438fee55be948dee1c37
PDF
Publication page86a5a1ffdb13f271ac90bfaea529ee0693a3710cec8d226989ffd0b6255386e8
Manifestfc03bd62e21c50f3761d10abfdc17a9f4366e56339bc38167f3704f99b6987c2

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
Signaturee+OTk2SlZQJ8EJEPS4EsTphbg5squwK0XXIozoUvuvMzjnco3ycPcY7gxcNp4PPkvfjmLHBFViXoZqMYDskfCg==
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

2026-09-17T09:36:26.904450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095149
observed 86a5a1ffdb13f271ac90bfaea529ee06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:26.886501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095149/manifest.json
observed fc03bd62e21c50f3761d10abfdc17a9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:26.865589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095149/publication.md
observed 33db416c2ee040e1393a03dff68b1624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:26.846723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095149/publication.txt
observed 7e16692c9b68ffef4a492f8966ab243a...
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.