OpenTechnical

OT-2026-000094377

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000094377) never changes.

Identity and time

Publication numberOT-2026-000094377 · never reused
Internal UUID01a0ae9e-f4e7-7e00-a4c4-b59426660946 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094377
StatusPUBLIC

Content hashes

Canonical text2be4b26f14e10f2440ac3880b1082b815ef62b1595bcb3d0868dcec925918908
Markdownf32547c6b6dc25704ad8832fbf81174f21a98e15bd0367406273441a0821b52e
PDF
Publication pagec2e2ec9eba99df29a87c8c3960d791f63c267411fc2e6867f1861f4e51a42e16
Manifestc29efe494d97ccbceeeb4ebe3bf29fa684fc0eb2f028277bbdc3f41ed132c36a

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
SignatureUj+9xGmgG2o9m7qeQTes8cALRjQ9AzNpsHqgkASYeDavU/hjUvEV9AQSlTLzFbP9r/F/Pw8CV1+b8DxBRtBFDQ==
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

2026-09-17T09:37:46.561379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094377
observed c2e2ec9eba99df29a87c8c3960d791f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:46.544475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094377/manifest.json
observed c29efe494d97ccbceeeb4ebe3bf29fa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:46.527596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094377/publication.md
observed f32547c6b6dc25704ad8832fbf81174f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:46.508569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094377/publication.txt
observed 2be4b26f14e10f2440ac3880b1082b81...
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.