OpenTechnical

OT-2026-000085349

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000085349) never changes.

Identity and time

Publication numberOT-2026-000085349 · never reused
Internal UUID01a0ae99-aaaa-797e-85fc-f2efe983d38c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085349
StatusPUBLIC

Content hashes

Canonical text67043a95e1579931914066513d2715bd6b006fa7110f6f3a3bdef6c8422c0903
Markdown267ad515a283b11b74446520dce4389057366974dbd5f30cd86be6261f32d921
PDF
Publication page489256edf38cf175592bf6cf1cb8e3cf31c85fca30571d9674c1714b46bb284d
Manifestcb4a16d3b3fded88f198a3a6dd17cb9702fad9ea8e773860130a64d662a3f4c8

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
SignatureE2ph17nxCBGTykUsE4yERn/vB49Cpoq/t08mEtC/zpAnnlx7qc66p1nCwjSFNM54WSh6psTIDxdGdiJoip6aCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:04.751068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085349
observed 489256edf38cf175592bf6cf1cb8e3cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.733586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085349/manifest.json
observed cb4a16d3b3fded88f198a3a6dd17cb97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.717459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085349/publication.md
observed 267ad515a283b11b74446520dce43890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.699172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085349/publication.txt
observed 67043a95e1579931914066513d2715bd...
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.