OpenTechnical

OT-2026-000095628

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000095628) never changes.

Identity and time

Publication numberOT-2026-000095628 · never reused
Internal UUID01a0ae9f-fac4-75cc-a4d2-74d444ccc564 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095628
StatusPUBLIC

Content hashes

Canonical text4d3bb40857ec6bd8f10613dc95de24b8f59ea42f77cafc7bafa3c2ffbfb7f972
Markdowne58fc3f5218805057d44f5a6e3c8508eca6e348238a8e2b86d481492a36f891f
PDF
Publication page8f111d7f3e387ab7b3cd7ca6f16d9f7899d1ed9e3d9b7111bfa9f341227a1575
Manifestcea60b7525bed2a5e05cea8ab1a1b49b8444683da7dacc26adf9bed9644b70e3

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
Signature8nSchgqNOgyf642lGJxXr0JjM+wOu+4Ds+EG0zEUIrISW8gZt7fARWBsqyu2LXnNlZP4dxyv9uJSwYHFaoIODQ==
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

2026-09-17T09:35:05.366045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095628
observed 8f111d7f3e387ab7b3cd7ca6f16d9f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:05.346342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095628/manifest.json
observed cea60b7525bed2a5e05cea8ab1a1b49b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:05.327557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095628/publication.md
observed e58fc3f5218805057d44f5a6e3c8508e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:05.307450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095628/publication.txt
observed 4d3bb40857ec6bd8f10613dc95de24b8...
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.