OpenTechnical

OT-2026-000024425

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000024425) never changes.

Identity and time

Publication numberOT-2026-000024425 · never reused
Internal UUID01a0ae70-e8ca-749f-8f7c-2dc46b0cd345 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024425
StatusPUBLIC

Content hashes

Canonical text5c0659dc15b12aa7bb73a66b5368f7d4ffbf0dfbef9f74ed1b7634cd35574103
Markdowned0f0844b9929054622dd7515837b2697c079d642952bd5bac41af7480d9cddd
PDF
Publication page26568895073282150f205ee563d0e1e22fd8a13e7493415d30eaf336430985d0
Manifest7b2474a9dff7277195b9e8feb2238966502797d27d0e3eaf72171ea73f7400d5

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
SignatureSwSTcg6iolNt7N9GRv1Pf62UQehqc1WSO8TTme8HTpY3hWvEt56OjqUkc2HnhIPTGihgS5LR59MOP+XzLXcUCw==
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

2026-09-17T11:50:18.776733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024425
observed 26568895073282150f205ee563d0e1e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:18.759862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024425/manifest.json
observed 7b2474a9dff7277195b9e8feb2238966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:18.736943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024425/publication.md
observed ed0f0844b9929054622dd7515837b269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:18.713925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024425/publication.txt
observed 5c0659dc15b12aa7bb73a66b5368f7d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:33.670219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024425
observed 26568895073282150f205ee563d0e1e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:33.650129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024425/manifest.json
observed 7b2474a9dff7277195b9e8feb2238966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:33.632579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024425/publication.md
observed ed0f0844b9929054622dd7515837b269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:33.613494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024425/publication.txt
observed 5c0659dc15b12aa7bb73a66b5368f7d4...
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.