OpenTechnical

OT-2026-000011478

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, pulsed 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-2026-000011478) never changes.

Identity and time

Publication numberOT-2026-000011478 · never reused
Internal UUID01a0ae6c-88ff-79b6-8a4b-b7ce349fa158 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011478
StatusPUBLIC

Content hashes

Canonical textc54e67bc407d2fb0c201a4ce5bcce6bcdea190e2fd463ea8eb55519b89719a79
Markdown83b9f7f906728aa61393949b5b5ad863e25529f5c2f5677547cf783e59c0710b
PDF
Publication page34f183f59a752461f3bafc35a800985352b07325f19997c9be09d4b865a4cd46
Manifestc6cec06df1957fec7ccd6b1903fcda20d5a5ad0511888dd8c82a271bebc43d86

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
Signature87QXqfThl04yK1EQXPzILO1nkjJOCTBWIoN0y5UHv6maMlS24sd+TwQVIbFgRNdOgPcS9oD7D9bB7hbI/NvAAA==
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

2026-09-17T12:13:15.028549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011478
observed 34f183f59a752461f3bafc35a8009853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:15.010558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011478/manifest.json
observed c6cec06df1957fec7ccd6b1903fcda20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.991303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011478/publication.md
observed 83b9f7f906728aa61393949b5b5ad863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.970911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011478/publication.txt
observed c54e67bc407d2fb0c201a4ce5bcce6bc...
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.