OpenTechnical

OT-2026-000016433

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000016433) never changes.

Identity and time

Publication numberOT-2026-000016433 · never reused
Internal UUID01a0ae6e-2d13-77d4-bdee-46b82d59318f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016433
StatusPUBLIC

Content hashes

Canonical text2808a9b21368c2f5d8832b24e58151d7bdf73d8a45dd4b37fd6ed755734b59d1
Markdownb2cf8ed142ac8619eb02dd4321b403df284dd331943151560ae3999e2c47fd92
PDF
Publication page567b066ceb5a73a0f585da4c6eb54a501ce8e42658f52537de24995c50f665cc
Manifest04fd9694b21b113d0e58b95788ca07e054422b6cd8ca7a099f9d9aa33f3d8d43

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
SignatureduGslRHnxzwfgl9ZCs65E8er0o8BMks0GNhs7E8mJN4KNCFCbfBT5+4mXmRLFRXwM7o8Ycyy741cfvtsrm2OAA==
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

2026-09-17T12:04:31.750232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016433
observed 567b066ceb5a73a0f585da4c6eb54a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:31.731126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016433/manifest.json
observed 04fd9694b21b113d0e58b95788ca07e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:31.712921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016433/publication.md
observed b2cf8ed142ac8619eb02dd4321b403df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:31.696076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016433/publication.txt
observed 2808a9b21368c2f5d8832b24e58151d7...
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.