OpenTechnical

OT-2026-000095901

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000095901) never changes.

Identity and time

Publication numberOT-2026-000095901 · never reused
Internal UUID01a0ae9f-fac7-7e0d-befb-6c6d8c3817fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095901
StatusPUBLIC

Content hashes

Canonical text30660951861590700326846c7ad7d1cc7b98c25285204998237de7d166ebb962
Markdown33e06b8a8be1d5b19f3554ed0096d23254c7b4904c3b7b03cf7feb16377a65f9
PDF
Publication pageb74b5c318776e83adbb91c5f2606e0d00761411fc4bd6c95d72e5bcae05d6765
Manifestd14b0d6d138018e6996e4a28b6d9f732ec1297d8ace1e22ca72c43db9544a27c

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
Signature9YaKy7OUfUwIohwu0KX/505rmwPuM64tZqFbvHoBrscsCPGE+LBIRfSM3k4M7W3iuOqrDJTH1hyBnOY18o38Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:59.800706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095901
observed b74b5c318776e83adbb91c5f2606e0d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.782777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095901/manifest.json
observed d14b0d6d138018e6996e4a28b6d9f732...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.764728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095901/publication.md
observed 33e06b8a8be1d5b19f3554ed0096d232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.745895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095901/publication.txt
observed 30660951861590700326846c7ad7d1cc...
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.