OpenTechnical

OT-2026-000051423

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000051423) never changes.

Identity and time

Publication numberOT-2026-000051423 · never reused
Internal UUID01a0ae83-7c7f-7a7f-bdd6-55404ac14d7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051423
StatusPUBLIC

Content hashes

Canonical text6c1c86b84b633d6795b933d9de8ce5dc1ea9da6cd2fd5af4862356cccf73b647
Markdown96432d7a524ddd788cb34edff8d22b92650d7464d2d2b32af6bec01f56bd6c1d
PDF
Publication pagec19bb824a3bb53442bbfc4d02a5cd570973e2261edf811a1d15fad7be6c8f9ab
Manifest5ef8932f19d2146193e56bd0dc18e04e9d9337a7e9855f58a2e836a979d80cdf

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
SignaturetOfGzIuiuNLo5qlRAaS2iP4mhRzoNw3AetTofuvkS2vBwWvrFeaZKRsy3xVKT08TWUKS6Z702xypd2NAwMTiAQ==
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

2026-09-17T10:58:08.435610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051423
observed c19bb824a3bb53442bbfc4d02a5cd570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.418094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051423/manifest.json
observed 5ef8932f19d2146193e56bd0dc18e04e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.397267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051423/publication.md
observed 96432d7a524ddd788cb34edff8d22b92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.376702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051423/publication.txt
observed 6c1c86b84b633d6795b933d9de8ce5dc...
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.