OpenTechnical

OT-2026-000026339

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000026339) never changes.

Identity and time

Publication numberOT-2026-000026339 · never reused
Internal UUID01a0ae71-f4a6-70fa-9bea-07af0cc34587 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026339
StatusPUBLIC

Content hashes

Canonical texta8245c82e5209d9d46f1d2b335f4bfd07d50fec4f08603efdaa89321e30b5b3b
Markdown8be6a754a294e7389cdbd41740d472c4a0e6055fc7ab90e19a324c68a3d299ff
PDF
Publication page51bdee4a1a91dd41f9213f949df23df0b43c7a673f3296dff26537f615a6ed21
Manifest180e661dbe3d235e77216c06c3044d94874575cb166ee332e3de09ec00dc9aec

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+iHwLlQbYJrOIq/0m0rbR2wWL/71fUrgG2Yk3x1YZ3bIdSVjj/vQ0K700ZOu9wGkUxajojFishJbJwQhZJzRDg==
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

2026-09-17T11:44:18.418016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026339
observed 51bdee4a1a91dd41f9213f949df23df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.400646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026339/manifest.json
observed 180e661dbe3d235e77216c06c3044d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.382885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026339/publication.md
observed 8be6a754a294e7389cdbd41740d472c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.365303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026339/publication.txt
observed a8245c82e5209d9d46f1d2b335f4bfd0...
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.