OpenTechnical

OT-2026-000040042

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000040042) never changes.

Identity and time

Publication numberOT-2026-000040042 · never reused
Internal UUID01a0ae79-26fc-733b-869f-a5a09bb08594 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040042
StatusPUBLIC

Content hashes

Canonical textaa7055d01469f2c403d13f1e07be9811a5d70e794706c1b9af429587100a25cc
Markdowna98e48fecbec523f417fddef20b49c933f0de412a05f68ca02fc4c3264837db4
PDF
Publication pagea5a14e25a85f7ef0fa6a8d830afe695bfd5561059d4b06de4e80d9af98b2b8e7
Manifest07b68fa2f6b05c668cc681ac5cdea8e0a6c7db57fa5d45075e0a39e5cd4cd7f3

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
SignatureKKZ1Q0qBOjCyWCA3BhPdrUcxgRIvUI3ZSpsVuPg9tvyP95npx04KEC0y1m2LAZm+GSmzPkJOPZZoNod5mnJ6BQ==
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

2026-09-17T11:20:34.883114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040042
observed a5a14e25a85f7ef0fa6a8d830afe695b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.863329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040042/manifest.json
observed 07b68fa2f6b05c668cc681ac5cdea8e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.843808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040042/publication.md
observed a98e48fecbec523f417fddef20b49c93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.823080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040042/publication.txt
observed aa7055d01469f2c403d13f1e07be9811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.791642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040042
observed a5a14e25a85f7ef0fa6a8d830afe695b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.775155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040042/manifest.json
observed 07b68fa2f6b05c668cc681ac5cdea8e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.756408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040042/publication.md
observed a98e48fecbec523f417fddef20b49c93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.739566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040042/publication.txt
observed aa7055d01469f2c403d13f1e07be9811...
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.