OpenTechnical

OT-2026-000086359

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, sustained blow-off 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-2026-000086359) never changes.

Identity and time

Publication numberOT-2026-000086359 · never reused
Internal UUID01a0ae9a-2c96-7c63-8d00-6e2369757be2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086359
StatusPUBLIC

Content hashes

Canonical text50dc07080eae31891c617a0f6e3d30828041d9014d1a658fceebec5105703564
Markdown0ed60eff44a6bf3b2e6adf18b148cce4065595242538cc02f875e4861b6c9ce9
PDF
Publication page5b15e73f0710bc00bbd893d0f01a716fadf8bd5d39e53fc23e75257168b8e3d3
Manifest72f8674dd66a91ed8e838c94d5c5907c676ba4ccbe94c7905acdb85dd7b5ede4

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
SignatureJqSD5OSGLVKlglw631+Sf1flMHFWAJHiHiUSYeAmi6jhh+IDN3pDXUvn7VWtATpH0a4gDTfyzlcuGltjafTxAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:02.881408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086359
observed 5b15e73f0710bc00bbd893d0f01a716f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:02.865313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086359/manifest.json
observed 72f8674dd66a91ed8e838c94d5c5907c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:02.848361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086359/publication.md
observed 0ed60eff44a6bf3b2e6adf18b148cce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:02.831073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086359/publication.txt
observed 50dc07080eae31891c617a0f6e3d3082...
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.