OpenTechnical

OT-2026-000086125

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, sustained blow-off before set-down

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-2026-000086125) never changes.

Identity and time

Publication numberOT-2026-000086125 · never reused
Internal UUID01a0ae99-e82b-7e90-9c83-ff917078ab9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086125
StatusPUBLIC

Content hashes

Canonical text9c535225efabb74ede80d528279417f152cd94008b8f386729dbb8cd7b0f4305
Markdown640861f992fe065ccfb7cb0fcf12f19d807d2590f5267779254010287d5f5e27
PDF
Publication page2257811c09db238de6ff34adbf9fac0c317083bce01581bd5c0baa16a3380fdd
Manifest49014557018c5bc098dcc149e98ee9edfd7a079259fcb785267ccae1286a93cf

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
SignatureaqUrKxu6YDA4Lp5Ec4ebNGUk/dCKPCupw8QecI/5yshxPXbW73er1M0j5RcXULm4xLBZ+pN8Z2NNlTeR8+L2Dg==
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

2026-09-17T09:53:47.008221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086125
observed 2257811c09db238de6ff34adbf9fac0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:46.989052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086125/manifest.json
observed 49014557018c5bc098dcc149e98ee9ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:46.970298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086125/publication.md
observed 640861f992fe065ccfb7cb0fcf12f19d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:46.951994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086125/publication.txt
observed 9c535225efabb74ede80d528279417f1...
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.