OpenTechnical

OT-2026-000094598

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000094598) never changes.

Identity and time

Publication numberOT-2026-000094598 · never reused
Internal UUID01a0ae9e-f4e9-7811-913c-463609e54dc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094598
StatusPUBLIC

Content hashes

Canonical text99c2271848ade8052dc28301e016ca2eb8d1c29fd2c8535f84cfa770de740c5b
Markdown8b991f26a8abb5fb39343085e642c2e31915f8a93706e73510ef4c07ac1d1b10
PDF
Publication page8f935defbb2fb902be0b9dc52b761e41030c7bbe0c7fba10c05dedcd3d046915
Manifest9d3fc4c0872cfba3705e3f504c7a50dedb9777ba3e6e4299c3dd59886bd49667

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
SignatureWmmqUsbaoh2o7+NKqFb++MLs3VffpajhXbFu0fGen01mamMxAVXHz0M2ioAp1BqGEokMtlssPKB9Dk/WHJx2AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:03.616978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094598
observed 8f935defbb2fb902be0b9dc52b761e41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:03.598988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094598/manifest.json
observed 9d3fc4c0872cfba3705e3f504c7a50de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:03.580842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094598/publication.md
observed 8b991f26a8abb5fb39343085e642c2e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:03.561091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094598/publication.txt
observed 99c2271848ade8052dc28301e016ca2e...
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.