OpenTechnical

OT-2026-000007135

Publication integrity record

Vacuum cup gripper, two outlet manifold, ejector fed, contact triggered on the face, silicone cups

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-2026-000007135) never changes.

Identity and time

Publication numberOT-2026-000007135 · never reused
Internal UUID01a0a973-edc3-77d5-b056-243e843c638a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:02:22.149942Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007135
StatusPUBLIC

Content hashes

Canonical text160cfc37fff9cbfaead769aeadbcadaace7b5ea941dc032997701e23a1083001
Markdown7186fd81fff49edee481add235bb1b07723261931990b07e43d1b39df57f429d
PDF
Publication page19c33f55f643181238c6667ea97d6983ff93c246d105e3e096c017f80a964dcc
Manifest75e6d58248891f9273c9a0d2500d27f09471f37ea40888bc3851804feaa408cb

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
SignatureglRBIgstlhV4bBebZK99aOCkF6ykLD4Xxo97m4q/NMILUa7beLZpw8C8YMe3NJBiXUULMfmKH5iEJHDhQGqWAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:23.217532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007135
observed 19c33f55f643181238c6667ea97d6983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:23.204454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007135/manifest.json
observed 75e6d58248891f9273c9a0d2500d27f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:23.190758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007135/publication.md
observed 7186fd81fff49edee481add235bb1b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:23.178448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007135/publication.txt
observed 160cfc37fff9cbfaead769aeadbcadaa...
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.