OpenTechnical

OT-2026-000023045

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000023045) never changes.

Identity and time

Publication numberOT-2026-000023045 · never reused
Internal UUID01a0ae70-46ec-7662-971d-9778e3337e91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023045
StatusPUBLIC

Content hashes

Canonical texte5ed4f9e6efa1c2cca2795bf14adfbd73a56aba86162ebfa701e7fd13182ddb0
Markdown3fa3e5c8b0b87a901ae3f76567a7618442a8d3bc7b80316b7e5ae02450f28e33
PDF
Publication page2b507ba021a59e242043255e3dcd4b0f11ee642e801017ee490dbb46e03ca280
Manifestfdbbe363b34d01743de870b77f09b4abb74ed06015cf739da01f81b02810291a

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
Signature5j5WTUKC7dd6qySlGnHlfwQcuMHGvY6ke3yn+QMfU9CUfmpkc01oMKfyDmM7nqcLKB1w4XXNSGUMOG/i8HYyDA==
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

2026-09-17T11:52:39.015073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023045
observed 2b507ba021a59e242043255e3dcd4b0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.996662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023045/manifest.json
observed fdbbe363b34d01743de870b77f09b4ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.978129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023045/publication.md
observed 3fa3e5c8b0b87a901ae3f76567a76184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.956830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023045/publication.txt
observed e5ed4f9e6efa1c2cca2795bf14adfbd7...
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.