OpenTechnical

OT-2026-000025363

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000025363) never changes.

Identity and time

Publication numberOT-2026-000025363 · never reused
Internal UUID01a0ae71-5fa7-73b1-ab40-cb7c5366c2f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025363
StatusPUBLIC

Content hashes

Canonical textb15dbaf7fd07b2b82c04bd09b5acdeee5769c2b46795cbd490f61cc07d0aa8af
Markdown20bcca5f79124735ccee6979734aab7760fc34a2a0102368694fc97f1b5215ff
PDF
Publication pagee3f7a250c28ef224c22bf704119cd533668351e679c9d6065baceef2315f711f
Manifest40f1eb82cf5ca25b5838dd867ebd440e896c6f368683495f7e85b87f80e3cb5c

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/NBIciHp8tpZOLMTovEsgfPpHSwP5hl6Q0HO2+UqikeMqAJgqj/8UaNRRSnSwwZOb1z6hC2eT7OiN4zxj2NDBw==
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

2026-09-17T11:47:25.347266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025363
observed e3f7a250c28ef224c22bf704119cd533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:25.327088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025363/manifest.json
observed 40f1eb82cf5ca25b5838dd867ebd440e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:25.310173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025363/publication.md
observed 20bcca5f79124735ccee6979734aab77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:25.292787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025363/publication.txt
observed b15dbaf7fd07b2b82c04bd09b5acdeee...
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.