OpenTechnical

OT-2026-000058528

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000058528) never changes.

Identity and time

Publication numberOT-2026-000058528 · never reused
Internal UUID01a0ae88-f39b-7588-8029-5600641f1ffc · 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-2026-000058528
StatusPUBLIC

Content hashes

Canonical text789c0d198c4e5084703acffdba24948f7bfc65891713fffb3f9e70611a1c6bd0
Markdownc579ce7eb8ba7a31e53e119a491429493232a1fd69f8775cf31fe69b9de7e922
PDF
Publication page95f6f1bbff030d177a423c70b053c7c4c037156431147e41fe9a3316c3689ed4
Manifestf5f8b8379e299f74bc7b3f8888007abcd94e15f6f882a1f43f509d5266f2befc

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
Signature3uKZFQZgzZTtvPDWETEIKRC0f7ebwl0mshMp7wKxjgVGwo2YMFfEdbk+QwCGWcsUdctrNYtVFmtxo3NWcdMkCA==
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

2026-09-17T10:46:59.398789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058528
observed 95f6f1bbff030d177a423c70b053c7c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.382320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058528/manifest.json
observed f5f8b8379e299f74bc7b3f8888007abc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.367481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058528/publication.md
observed c579ce7eb8ba7a31e53e119a49142949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.351466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058528/publication.txt
observed 789c0d198c4e5084703acffdba24948f...
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.