OpenTechnical

OT-2026-000043741

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000043741) never changes.

Identity and time

Publication numberOT-2026-000043741 · never reused
Internal UUID01a0ae7b-d676-7901-9e9d-74e801245b20 · 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-2026-000043741
StatusPUBLIC

Content hashes

Canonical textff2b433c09ab379c278ccdf2417f250eb97ef19d48477431b98f51c3e36a9603
Markdown74d38eff1702a9432e5c40acc85617e55f41fa26940d50792cbb3eab91ae8007
PDF
Publication page77e1bf063d5bc8ac32cfa30d800094051aa774130fa92f445e6c13193598b8ad
Manifest6bd155e1031d5ff83edc0059f203363943bc3794ce896509130f1eacd1682565

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
SignatureSShIqRstgHK+592YRLOmekBMTSpTd+eCJbvxsxMnSU6Yhz8oZ+xgy9XCJipLLmwTs9I3k3DpDxVQpnLwpqVDAg==
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

2026-09-17T11:12:01.154086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043741
observed 77e1bf063d5bc8ac32cfa30d80009405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.134590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043741/manifest.json
observed 6bd155e1031d5ff83edc0059f2033639...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.115246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043741/publication.md
observed 74d38eff1702a9432e5c40acc85617e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.094967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043741/publication.txt
observed ff2b433c09ab379c278ccdf2417f250e...
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.