OpenTechnical

OT-2026-000052363

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, 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-2026-000052363) never changes.

Identity and time

Publication numberOT-2026-000052363 · never reused
Internal UUID01a0ae83-e792-71a9-be73-c00d054f404b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052363
StatusPUBLIC

Content hashes

Canonical text1a2bf6ef58c9383911d48ca014066fbdbd22430f83f3af32aaaa8c982db579d1
Markdownd3cb3a6b9e3b0f16fd440a51f7acbfef5c6ac92971f4492b1175a176e7141165
PDF
Publication page65df83ae4fecb08120d6a635a6e25ee1b5ee6905f6bcbdb257158ca313dbe404
Manifest78cf62204c305cbaece0e7c3162ca5f12d6fad1bcbf83816a048cfd54c4c1e37

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
SignatureFYZiPXj9n9EYgQXYE4qKoGOlUNuCZ6EcBnoWmNPJYQkFsTUBGkcjWnECmrVhnvgdnMCPCpG6QksiEG9mKDI8Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:03.662096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052363
observed 65df83ae4fecb08120d6a635a6e25ee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.645527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052363/manifest.json
observed 78cf62204c305cbaece0e7c3162ca5f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.626417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052363/publication.md
observed d3cb3a6b9e3b0f16fd440a51f7acbfef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.607690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052363/publication.txt
observed 1a2bf6ef58c9383911d48ca014066fbd...
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.