OpenTechnical

OT-2026-000049866

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000049866) never changes.

Identity and time

Publication numberOT-2026-000049866 · never reused
Internal UUID01a0ae81-fd75-7b1b-8b1e-b92c030ff88f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049866
StatusPUBLIC

Content hashes

Canonical text46fa5f3073fc5d75b633cf076a5677059cf437903ca3d73f4b51c9d18eee5c51
Markdown1f9c4ece5d05487cff6322f00fb3506c029bc7fee7adadaea55ffb598c051254
PDF
Publication paged23ca92293564467cc853dfbf52bdc5b097c19047ad84756e6802c39621a34ee
Manifesta20eb504e869a321ad8510314fd5353660aeded07211c00146027fa3e67da963

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
Signature6Y8gFF5JJxXznwKtGdOfLA/IWj+Ms4aFWDTjyMwaN9W+KMn8/I6K0hn2okGsfCiSwbLAd2a+xFehxhN5DP+WCA==
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

2026-09-17T11:01:46.390072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049866
observed d23ca92293564467cc853dfbf52bdc5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:46.373899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049866/manifest.json
observed a20eb504e869a321ad8510314fd53536...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:46.356491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049866/publication.md
observed 1f9c4ece5d05487cff6322f00fb3506c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:46.337024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049866/publication.txt
observed 46fa5f3073fc5d75b633cf076a567705...
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.