OpenTechnical

OT-2026-000044746

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044746) never changes.

Identity and time

Publication numberOT-2026-000044746 · never reused
Internal UUID01a0ae7c-911a-7b93-814c-21d0dcf038e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044746
StatusPUBLIC

Content hashes

Canonical text32ca0d33d09b79ca427d93062779baf3d0688934b1f383930a07ea28a7401648
Markdown2ce72377a37c810d5179b3d650ada2dc6f52d8a4a29322a0a449f556427247e9
PDF
Publication page37d1dd428b02af6dc893499039067877bd6aab89c4ba599be7afc6626d36964a
Manifeste49690b32bba1be2f59853c411088f7c249929a5b1610c1641406fdbcd647d79

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
SignaturejnXDQTOSdugOh3IOKGTuHQ2WhOj6IzS8PUn09+vQKK8CusqeBw4HaX6dwNUiJmz/+0GBy5jl/v11DYE59igzDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:21.685812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044746
observed 37d1dd428b02af6dc893499039067877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:21.668277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044746/manifest.json
observed e49690b32bba1be2f59853c411088f7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:21.650604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044746/publication.md
observed 2ce72377a37c810d5179b3d650ada2dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:21.631449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044746/publication.txt
observed 32ca0d33d09b79ca427d93062779baf3...
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.