OpenTechnical

OT-2026-000022237

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000022237) never changes.

Identity and time

Publication numberOT-2026-000022237 · never reused
Internal UUID01a0ae6f-f4fc-7e59-924b-c23f9f491ccc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022237
StatusPUBLIC

Content hashes

Canonical text6693622dfb6123fb257f91712e44c2f2b9cd6f99f7dced8da03cf891c0a391fc
Markdown4d5efdb248d5892c10855b3b7230759f4801789b023bc262f61362e56a931a57
PDF
Publication page6c7dcc934c11a3a91692107cf3d8e839537978986a4768d042b1bee5a7cb5074
Manifeste28a0db33ac32f9a3a0d456bf422573a626e21eac2f7c1fae1bd10a7d5bd7a0d

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
SignaturehqsAhD46r/611XPLJvFo257+64Js3UPhiW63rn38mu4v/0k0e1qUIrMdBz/3RUv3EZrgcD3Q8CkxReoXT0P9Ag==
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

2026-09-17T11:52:55.834420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022237
observed 6c7dcc934c11a3a91692107cf3d8e839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:55.819077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022237/manifest.json
observed e28a0db33ac32f9a3a0d456bf422573a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:55.801247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022237/publication.md
observed 4d5efdb248d5892c10855b3b7230759f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:55.782851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022237/publication.txt
observed 6693622dfb6123fb257f91712e44c2f2...
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.