OpenTechnical

OT-2026-000045124

Publication integrity record

Three bellows cup 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-2026-000045124) never changes.

Identity and time

Publication numberOT-2026-000045124 · never reused
Internal UUID01a0ae7c-f768-745a-a42d-355574236375 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045124
StatusPUBLIC

Content hashes

Canonical textd5f41974d0ac5b656af0e96c6fea24d9e958fbe4638d3570ed50a91139782fdb
Markdown1abeb67e08cca76a9de2823757dbe4bbf980b44cb8bddb108067acb585df69c3
PDF
Publication paged35a7808b6bad75b88d06fac4131f8cdbcfb9d4735c4b0a92a973be191492b87
Manifestb7098166435c91ca928f9151d5453522d52c8ff1f3a8e89be4243eb58497baa5

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
Signaturew1KqOhoWrjEnDDfKi0P5ljt1TAoxChpjM3R7YW5oHfm7STmmqU3AdzBfdrn4aotXjchW+GfVuKPsXFCl3W4ACg==
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

2026-09-17T11:10:16.206713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045124
observed d35a7808b6bad75b88d06fac4131f8cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.189602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045124/manifest.json
observed b7098166435c91ca928f9151d5453522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.169654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045124/publication.md
observed 1abeb67e08cca76a9de2823757dbe4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.151836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045124/publication.txt
observed d5f41974d0ac5b656af0e96c6fea24d9...
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.