OpenTechnical

OT-2026-000058416

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, sustained blow-off after 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-2026-000058416) never changes.

Identity and time

Publication numberOT-2026-000058416 · never reused
Internal UUID01a0ae88-f39a-7f6b-84dc-d7b43c499e7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058416
StatusPUBLIC

Content hashes

Canonical textf858a7e0d04d2ac9987f5792a313542b5c4a1f193ecf20c8b504b7044362be7c
Markdown92436933f75fcc511cf36089de286e695944e1e527d145411d3adfdf99a68f09
PDF
Publication page0e8c42313bdf0673ab5c82923b0f716562f4242cea3bd0350fcee206cf6223e4
Manifesta3570539174581d0fc5e66a908ab856e594228cb16ff386ff06ed052d97b7924

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
SignatureNYGX9LFEHSWMIKQordWHJJI5s/f0koC9pC5LzMczyUYF6s4UUflA5US+ice4O74B/nlrHoLzEv26Aje5A8hcDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:50.978332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058416
observed 0e8c42313bdf0673ab5c82923b0f7165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:50.960589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058416/manifest.json
observed a3570539174581d0fc5e66a908ab856e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:50.941966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058416/publication.md
observed 92436933f75fcc511cf36089de286e69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:50.923879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058416/publication.txt
observed f858a7e0d04d2ac9987f5792a313542b...
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.