OpenTechnical

OT-2026-000046043

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, pulsed blow-off before 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-2026-000046043) never changes.

Identity and time

Publication numberOT-2026-000046043 · never reused
Internal UUID01a0ae7e-0329-7f49-a267-0a7d6e49c681 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046043
StatusPUBLIC

Content hashes

Canonical text2d16cb713b150c32fd5e75b9ee6c1833dd0b57b7c58191deeae2e9a65a201e61
Markdowne39ad93d7c5c34e45967bfedba9c324b86ad916a3c453b2cfd4bb97ff58238e7
PDF
Publication pagecde2510fdfa4236a2cbd00492bcb8c84c2aa7fc9d1e0450c66e70653eea73388
Manifest2e1e4a17da0a2d37420da26248c3b3bafec21182395609400c0f041c2bf830b7

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
SignatureCZzW76D5YXwT5Xsdr1sKDwv1Sf6PgF28piT4BllE+rCjM68Hs89e4UFD2NAUe8RVKXFt8HO/c5ZRQ8+ycLoABQ==
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

2026-09-17T11:08:59.827709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046043
observed cde2510fdfa4236a2cbd00492bcb8c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.809281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046043/manifest.json
observed 2e1e4a17da0a2d37420da26248c3b3ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.792042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046043/publication.md
observed e39ad93d7c5c34e45967bfedba9c324b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.774230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046043/publication.txt
observed 2d16cb713b150c32fd5e75b9ee6c1833...
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.