OpenTechnical

OT-2026-000102040

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pulsed blow-off after set-down

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-2026-000102040) never changes.

Identity and time

Publication numberOT-2026-000102040 · never reused
Internal UUID01a0aea4-50f2-7226-aeb1-28a935e19c82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102040
StatusPUBLIC

Content hashes

Canonical textcf18a586cb54d2db985c349d5ff004ac64bca75e1ff90042f44a53f1ad55c00b
Markdownb09b3c1242c53b7b6c7ad352f4d2836189d20f7d45c1e136d937102a3e9148e5
PDF
Publication pagec4fc39bfece2056215686daa8f3413c419bb0f88b0632a02dd2f0a73d86a805c
Manifest2650b96368e604782daad3424d819cf668073d4f1f6ebe78e0b28844cb572861

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
SignatureCPNOc6z7puQ9heJGaoIZYZijiZlw82or4kGY/GJlO4SL19OJYn6YgXiDqh+oXG1lxb3rHQdhPTuBDJsXsFyqAw==
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

2026-09-17T09:25:10.684365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102040
observed c4fc39bfece2056215686daa8f3413c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:10.667419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102040/manifest.json
observed 2650b96368e604782daad3424d819cf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:10.649867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102040/publication.md
observed b09b3c1242c53b7b6c7ad352f4d28361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:10.632343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102040/publication.txt
observed cf18a586cb54d2db985c349d5ff004ac...
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.