OpenTechnical

OT-2026-000044899

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000044899) never changes.

Identity and time

Publication numberOT-2026-000044899 · never reused
Internal UUID01a0ae7c-911c-7a8f-a3c2-1c6eb8e78d93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044899
StatusPUBLIC

Content hashes

Canonical text03a9e49dd9fb51d3f8e7ec25a8566621653408058d29d2159020cd78bad9f677
Markdownb72808243aa2c765f17e1b3590dcbd189ab5808e0f51354f98270b10fc8fe71a
PDF
Publication page2ebd08b80dec38b8ac4acc3b5a3a6338858b2b3300c44ba6140fbe25cfc71c1f
Manifest5fcffabfae2244f206dd0bc8d4fca6538d6be70dbdb06506fa62b96b475bf20c

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
SignaturelKAN90ST9H4SjXbTKuWwIHj4WETUKMnNkydcx8ZfTWj21q6kNfMsPzK5fMr4szhqECRY8G97+vARiMrHZuk7BA==
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

2026-09-17T11:11:33.839537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044899
observed 2ebd08b80dec38b8ac4acc3b5a3a6338...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.817783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044899/manifest.json
observed 5fcffabfae2244f206dd0bc8d4fca653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.800710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044899/publication.md
observed b72808243aa2c765f17e1b3590dcbd18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.781330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044899/publication.txt
observed 03a9e49dd9fb51d3f8e7ec25a8566621...
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.