OpenTechnical

OT-2026-000046732

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line 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-2026-000046732) never changes.

Identity and time

Publication numberOT-2026-000046732 · never reused
Internal UUID01a0ae7e-d0f3-7f82-afdc-ae35c4bae60f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046732
StatusPUBLIC

Content hashes

Canonical textf490f75d548c53746239481f6910958ca9a058ae62be64bdb666887165723a7b
Markdowna5a8550f6ddd08fed00a63ed5fe7e74ab3866b4aa07020664c47f70eeffc46c5
PDF
Publication pagea3efb3db4d2888960587dc1373b4ff72affb0bc67d1607f3cf3920a32e3b10b5
Manifest82d15efcf986cf922be7f2ed61ea8e645da5a193df9063549432f228fa46d6d0

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
SignatureKjJMcwfRiPzHYfLJdIbdj2cD4u/ixhUtMkGFEusHgA4e8cJvVXTeWjwp0F03occFQJ/FZEa/oWAxZvJ8zBqtAA==
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

2026-09-18T00:42:47.600560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046732
observed a3efb3db4d2888960587dc1373b4ff72...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T00:42:47.231203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046732/manifest.json
observed 82d15efcf986cf922be7f2ed61ea8e64...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T00:42:46.939782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046732/publication.md
observed a5a8550f6ddd08fed00a63ed5fe7e74a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T00:42:46.691638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046732/publication.txt
observed f490f75d548c53746239481f6910958c...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.513688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046732
observed a3efb3db4d2888960587dc1373b4ff72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.493342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046732/manifest.json
observed 82d15efcf986cf922be7f2ed61ea8e64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.474641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046732/publication.md
observed a5a8550f6ddd08fed00a63ed5fe7e74a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.456601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046732/publication.txt
observed f490f75d548c53746239481f6910958c...
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.