OpenTechnical

OT-2026-000006199

Publication integrity record

Vacuum cup gripper, four outlet manifold, three stage ejector, contact triggered, vented before 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-2026-000006199) never changes.

Identity and time

Publication numberOT-2026-000006199 · never reused
Internal UUID01a0a952-b15d-7564-b9cf-70dcacf94f32 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:26:04.000375Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006199
StatusPUBLIC

Content hashes

Canonical text8ac15da7abcd5efc9acedcf55782256e9947c4a80bfde70abf860ece51586581
Markdown7636ca97f321210ff76b443e20468a69f895ee89ff01ba1aac5e640c47901f6b
PDF
Publication page7d03a638bcadb75bd6bb9a1dc98dfd43d507c20141b30ee459d15d7c4e73b49d
Manifestf1ca4aad9b8b9a02d043b2c9af2536ef01cb80ce57895c407e43c0b996554b8b

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
SignatureW47I8t+ybVBVVezpfU5nzRItAI0TkAw7Ig9b8ew5nz3oeTaovO4Ppj2Md8zwRiX7zjpzwHF0ECCkv11IIZxXCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:15.966343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006199
observed 7d03a638bcadb75bd6bb9a1dc98dfd43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:15.951790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006199/manifest.json
observed f1ca4aad9b8b9a02d043b2c9af2536ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:15.937938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006199/publication.md
observed 7636ca97f321210ff76b443e20468a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:15.924219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006199/publication.txt
observed 8ac15da7abcd5efc9acedcf55782256e...
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.