OpenTechnical

OT-2026-000043783

Publication integrity record

Two cup vacuum gripper, two zone face, six 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-2026-000043783) never changes.

Identity and time

Publication numberOT-2026-000043783 · never reused
Internal UUID01a0ae7b-d676-774d-bac6-23107a26f54a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043783
StatusPUBLIC

Content hashes

Canonical text174e625503dc4f3cbd0624cbbe5aa9fdcf5b59ad972d80e617e6d692cf0e2646
Markdown4762b48a2fe7d542cc90896ea4e31cca95bce402d79fdff50fa3271726266a7a
PDF
Publication page2af7bf55f2a302668991e76614c9a98f64bbe843d83a00be2468456b9680b1b8
Manifestadb40e07e49481d32aacdc552006702e7de9008a5b3353f454db98206593f588

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
SignatureV71cq1fcAD2bzoemTZ4uAkkcw2B7XpDftz1T/ObIjzXoRGlIi+6OM//kHQi6pjwttpjMhSZapNkxtb0l8cDBCw==
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

2026-09-17T11:12:04.711200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043783
observed 2af7bf55f2a302668991e76614c9a98f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.692039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043783/manifest.json
observed adb40e07e49481d32aacdc552006702e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.673654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043783/publication.md
observed 4762b48a2fe7d542cc90896ea4e31cca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.654578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043783/publication.txt
observed 174e625503dc4f3cbd0624cbbe5aa9fd...
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.