OpenTechnical

OT-2026-000033790

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, pulsed 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-2026-000033790) never changes.

Identity and time

Publication numberOT-2026-000033790 · never reused
Internal UUID01a0ae75-a391-758f-aa0a-2e21bf25e52c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033790
StatusPUBLIC

Content hashes

Canonical text848e91333697a4b6d96bc116ebc566f0869eede17a35881c6f9d0432013b1597
Markdownfde4306d6ed7aec888bd6f9c0c3b2e2130cb886d0e7cd2ba190da76ff3005965
PDF
Publication page5efe8cf680dc49b46ae9dc2275e2416df88cec36460fb8b48506c0d0121a3ddf
Manifesta233494ba36258806f55332fd9d417afd979120fea63aca9652585e1f6ead8bb

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
SignaturezUCTlbhbn4eh4oZRZC0/jrvDGtyzYpaVR5BHGDk2rBxxx9pPnLa+TETNHdbOAoMynMpcChbOEDolKiDoaDEJCw==
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

2026-09-17T11:31:49.844465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033790
observed 5efe8cf680dc49b46ae9dc2275e2416d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.826676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033790/manifest.json
observed a233494ba36258806f55332fd9d417af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.806742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033790/publication.md
observed fde4306d6ed7aec888bd6f9c0c3b2e21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.788821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033790/publication.txt
observed 848e91333697a4b6d96bc116ebc566f0...
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.