OpenTechnical

OT-2026-000094140

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000094140) never changes.

Identity and time

Publication numberOT-2026-000094140 · never reused
Internal UUID01a0ae9e-92cb-75cb-bc94-5abba7936eab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094140
StatusPUBLIC

Content hashes

Canonical text9626da1665c59fa4f0b16945f2e614f5083ad11f2c51231f4b035635612d06d8
Markdown6ec5b496fdb58d87eb5dd2534210fa79df525cac657536b32285f7e11ccde748
PDF
Publication pagec232aa3dcda7e5bf693b859be385ab07295e78e546cb0726eb4bcc75c01330d4
Manifest3eb7ae0ec881fbabea062c5d09cba67bffbd9f11fb720befc476f753f897dfb6

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
SignatureM/jqfXsgRmqobIW0M8z5wxbtBeo3UN2mIJz3mdckYkTFp/ehTvQeP8eBXwIAPktwtLe1/2HP/G2z4tvAvo3CBQ==
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

2026-09-17T09:38:35.460158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094140
observed c232aa3dcda7e5bf693b859be385ab07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:35.441750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094140/manifest.json
observed 3eb7ae0ec881fbabea062c5d09cba67b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:35.424994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094140/publication.md
observed 6ec5b496fdb58d87eb5dd2534210fa79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:35.408782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094140/publication.txt
observed 9626da1665c59fa4f0b16945f2e614f5...
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.