OpenTechnical

OT-2026-000041810

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000041810) never changes.

Identity and time

Publication numberOT-2026-000041810 · never reused
Internal UUID01a0ae79-e8a4-750b-99fa-669a28e4823d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041810
StatusPUBLIC

Content hashes

Canonical text67118be355636071f8e98722b15307dee498bb85979a286d049cc7e4e5fceb35
Markdown7064041a7ad88d297c8f42fb82c217520a96a7b13227b545408fc325577628a3
PDF
Publication page1588936bf0f67e9b439d4003271ca04a527242ef04e80ef7e39247e2df4599b1
Manifest00bc4d4aa8873b24d826a9fea58fc19fe455fd4af16084a2fed5ddac93fc8ca4

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
SignatureWq3Ejg1YfSEQC521dH96Y64yGfcyvqGBdFMsohuW3w02BMHO7hLqiQvfyvlF7XilRCN72aOgfJYrSs+jmNs/AA==
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

2026-09-17T11:16:40.225667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041810
observed 1588936bf0f67e9b439d4003271ca04a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:40.207135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041810/manifest.json
observed 00bc4d4aa8873b24d826a9fea58fc19f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:40.190225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041810/publication.md
observed 7064041a7ad88d297c8f42fb82c21752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:40.173730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041810/publication.txt
observed 67118be355636071f8e98722b15307de...
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.