OpenTechnical

OT-2026-000041745

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, sustained blow-off after 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-2026-000041745) never changes.

Identity and time

Publication numberOT-2026-000041745 · never reused
Internal UUID01a0ae79-e8a1-7605-bfde-0daf090abf08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041745
StatusPUBLIC

Content hashes

Canonical textc46cbd360ce1698b64f51ced15417616723150e6e23823a419a8fd9c9e07663c
Markdown0f443dc98fb45c98a41cbf3da464e94e615b2bc06409e72fa92463d795b9b29a
PDF
Publication page64e158c9b8dc8396734bee07dd8dc6f0b8ec765dab097710b31dc75446458988
Manifest475e9a1875a6d8e9cdc9874517d45fea09af618534749bef7e7af3a46a5dabbb

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
SignaturetltL19f7b2JYa5otwtGkijjYFa/AoSk+A4dsNzpo65GCmTLlqVhFzGIjMyBTHIMvwkKmKku7VtofYm01kYdRDA==
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

2026-09-17T11:16:35.324591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041745
observed 64e158c9b8dc8396734bee07dd8dc6f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:35.307353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041745/manifest.json
observed 475e9a1875a6d8e9cdc9874517d45fea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:35.290734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041745/publication.md
observed 0f443dc98fb45c98a41cbf3da464e94e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:35.272272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041745/publication.txt
observed c46cbd360ce1698b64f51ced15417616...
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.