OpenTechnical

OT-2026-000006224

Publication integrity record

Bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, contact triggered

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-2026-000006224) never changes.

Identity and time

Publication numberOT-2026-000006224 · never reused
Internal UUID01a0a953-8346-79ac-ab70-afeec538f4df · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:26:57.737226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006224
StatusPUBLIC

Content hashes

Canonical text7d9de1fa68adedd5ece633dc60588fd9faa9089f407d15d246969012341747d7
Markdown0b20d4017215d83788c8c8d2087f5d5d72cb43ca1fa5a567dd894c1c8bcd37f4
PDF
Publication page69d92a15c92bc455e298fc685dfae6d31e350ec8a29dec30bf2e85f649e300a0
Manifest5636113a38e1df0699dd247943585e796a446f30b9f84e66e0f64807e4e2a17a

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
Signature7BEg2KKGDgcMVDfEgbMAwXb8t+6rpLY7CddTPsB09FXWFEjUCmA2Mp0e6aYhbKligTJpwp8g3+K/h0PInlE6CA==
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

2026-09-16T08:30:13.129495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006224
observed 69d92a15c92bc455e298fc685dfae6d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:12.990902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006224/manifest.json
observed 5636113a38e1df0699dd247943585e79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:12.976161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006224/publication.md
observed 0b20d4017215d83788c8c8d2087f5d5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:12.958402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006224/publication.txt
observed 7d9de1fa68adedd5ece633dc60588fd9...
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.