OpenTechnical

OT-2026-000041062

Publication integrity record

Two pad foam 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-2026-000041062) never changes.

Identity and time

Publication numberOT-2026-000041062 · never reused
Internal UUID01a0ae79-b141-7c70-aa32-af29ab52200a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041062
StatusPUBLIC

Content hashes

Canonical texta9c520982cdfb086bfa7f2c5b5cef11e5e314962b6133bec490ea016d1e6f8f1
Markdown51d8d24c71fc51fc1a28fa8b40bac0eddce41da8462c0ff3e5f58204037d6a44
PDF
Publication page1fbac03c301ae1ea36bec14e914962608cf2294263ea332e13770c34a3526291
Manifestbe009c921320e938dbc0aa7cef4885deb51f011902f1b75447df769825b5b4a3

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
SignatureNzZ8jlbuyd0dxYVFObQzONs5Vgx3uzHGWz3wSotMUTnWtEaGpm78duZhnxBI8+aMM6PRxNWh36NV7q5ljM4+Bg==
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

2026-09-17T11:16:58.561317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041062
observed 1fbac03c301ae1ea36bec14e91496260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:58.546098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041062/manifest.json
observed be009c921320e938dbc0aa7cef4885de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:58.530903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041062/publication.md
observed 51d8d24c71fc51fc1a28fa8b40bac0ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:58.516508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041062/publication.txt
observed a9c520982cdfb086bfa7f2c5b5cef11e...
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.