OpenTechnical

OT-2026-000092870

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000092870) never changes.

Identity and time

Publication numberOT-2026-000092870 · never reused
Internal UUID01a0ae9d-b602-7203-99eb-3e291402e13f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092870
StatusPUBLIC

Content hashes

Canonical text6eb735a577fa9e38afd06062e535db6cca0e571e8b8950aa395a54bd4c14d033
Markdowne7639beb1e84326c04fd52425568f8070db7ed33d4e6f9ac815333142d84dcc4
PDF
Publication pageabc777a2c5bb1a857fcc37b0dba2784a70f9fb3085f36ed9c840afef47645375
Manifestd3551fd4f66aa3be549e0130dce42b86e059c0eeeeaa145d36de6d8f2fe95c24

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
SignaturehNoZhBNdkACRFnEXKNrFAQ7mYkUn8z96nCP3+ar8Q7GNSOGhZZsdAk3pllawWCQXodnxxxFOFCCMXKfvSTDjDg==
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

2026-09-17T09:41:31.907851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092870
observed abc777a2c5bb1a857fcc37b0dba2784a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.889590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092870/manifest.json
observed d3551fd4f66aa3be549e0130dce42b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.870317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092870/publication.md
observed e7639beb1e84326c04fd52425568f807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.851919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092870/publication.txt
observed 6eb735a577fa9e38afd06062e535db6c...
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.