OpenTechnical

OT-2026-000023180

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000023180) never changes.

Identity and time

Publication numberOT-2026-000023180 · never reused
Internal UUID01a0ae70-7267-73f2-9f59-6a6fc3944bbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023180
StatusPUBLIC

Content hashes

Canonical textfe0eaa2abdbee2767ed296153a1930458ca99e3500f904c2c4e436a67806632c
Markdownd994d75e15f9c2262093eb8913058e375ea5f01de775020c65be79a01fe4c34a
PDF
Publication page618b46170b5e33f7e223ee88875dafdc65602e69e1ff3954d1f6a1ff9668a747
Manifestc9341644658e985911f3f5890e409ebd6ca93bc2e851cc74c2b919b7effd5912

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
SignatureTyWDyTIeZNu8K2Sey89a2uWEotzLXNzPaclHcAHDXUlOu1OyKPUVH2qBEeFESksHG/0uYWPGZsRjf/MqtseWBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:51:07.628104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023180
observed 618b46170b5e33f7e223ee88875dafdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:07.612177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023180/manifest.json
observed c9341644658e985911f3f5890e409ebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:07.595712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023180/publication.md
observed d994d75e15f9c2262093eb8913058e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:07.578248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023180/publication.txt
observed fe0eaa2abdbee2767ed296153a193045...
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.