OpenTechnical

OT-2026-000023027

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed 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-2026-000023027) never changes.

Identity and time

Publication numberOT-2026-000023027 · never reused
Internal UUID01a0ae70-46ec-7d9a-bc1c-3d1e6db91c02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023027
StatusPUBLIC

Content hashes

Canonical textdd9f6bf5a35acbb63242ac5532101aa8d0b0e73abb9f9095cab15e05557476d0
Markdown3e0452223dbd17b6083f57113aac9cb3b293212e6a55b158cf4dc12ad982b403
PDF
Publication page0f1ff2ec2b9ca6212abc8d09b39761849addfe0db5109a36ed14a8ad5d4b2cb4
Manifesta3cb2586e07773b14e4642d65581d92103059b4794abe23c7043cc3d3c3900f0

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
SignatureoD3TD2hSTrj4KuhUU5ameOmlk9mnTGFgCEgy7mtdb16U2Yp44MVDt0DNEgcc9alKTkP3jCPwTzJOfUtc3w25Bw==
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

2026-09-17T11:52:37.626687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023027
observed 0f1ff2ec2b9ca6212abc8d09b3976184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.608063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023027/manifest.json
observed a3cb2586e07773b14e4642d65581d921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.588567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023027/publication.md
observed 3e0452223dbd17b6083f57113aac9cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.570096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023027/publication.txt
observed dd9f6bf5a35acbb63242ac5532101aa8...
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.