OpenTechnical

OT-2026-000033260

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000033260) never changes.

Identity and time

Publication numberOT-2026-000033260 · never reused
Internal UUID01a0ae75-4845-788a-8230-f7268144e228 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033260
StatusPUBLIC

Content hashes

Canonical texta6053c472f37122b7036b32ccf102f9a0c2f6b5e3c9f87c3b709ab889c81eeef
Markdown01328ea43e9e7411f6d1d1e370efc0be7066c91e1182ce500194d68a298146ae
PDF
Publication page8ac00968daee07876332f75844535eff5dc10a186d731bc1fd6e1ee2075029aa
Manifest7344fdedbb52db69520351cb1845d9986266458ee2819e3d01414a26b45cf0fc

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
Signature+pK41KEhCr6luxPLDpbK0nsfbuykyHRiZgWuLrJcoTb7lss1mBbFxCqVfKFWINL2CeZkXS1Vz19Roj6otMMPDQ==
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

2026-09-17T11:32:58.486816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033260
observed 8ac00968daee07876332f75844535eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:58.469625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033260/manifest.json
observed 7344fdedbb52db69520351cb1845d998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:58.453533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033260/publication.md
observed 01328ea43e9e7411f6d1d1e370efc0be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:58.433632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033260/publication.txt
observed a6053c472f37122b7036b32ccf102f9a...
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.