OpenTechnical

OT-2026-000084956

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000084956) never changes.

Identity and time

Publication numberOT-2026-000084956 · never reused
Internal UUID01a0ae99-43b7-76d3-8496-25be924bd54e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084956
StatusPUBLIC

Content hashes

Canonical text4a0fb92e6214b517d9b68646ad23deaee8845835508751a81716443f883e8c05
Markdownee18a8e192fa21fc270c32be111ee5f3eac211c4b235fb392e8a9192fdf0bb2b
PDF
Publication page867fa1500c10a4f5376fe16679003f01e4885e88c1176a75305cae9fbe6c40fa
Manifesta328ae96ca79a15da975bd7b887f27961d6bf60b0c109b61b8810845deed9fc1

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
Signaturen5H/ehmD2q0l6JP1H6th9tXT6e7rKkO3KDP0nu4k9zYErJ5Of7NKqMt7uzA8U7JDMDDZ6Tfq1HVUXsCaVkpkAg==
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

2026-09-17T09:54:57.019632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084956
observed 867fa1500c10a4f5376fe16679003f01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:57.001217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084956/manifest.json
observed a328ae96ca79a15da975bd7b887f2796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.981306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084956/publication.md
observed ee18a8e192fa21fc270c32be111ee5f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.964170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084956/publication.txt
observed 4a0fb92e6214b517d9b68646ad23deae...
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.