OpenTechnical

OT-2026-000046035

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000046035) never changes.

Identity and time

Publication numberOT-2026-000046035 · never reused
Internal UUID01a0ae7e-0329-7cc9-93d5-4e334f21f6ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046035
StatusPUBLIC

Content hashes

Canonical textb17261c0227f7a2aac2f05503fce429320d11b6362d0a915169443235baaccf0
Markdown32a8cb47bbe1db30385916111a568706436612cdaeeac1bae2c995163b1d2e5e
PDF
Publication page225972be834b1cfe6c2a960c6b977acd221404cc101e677b6d2e89bfd18a8091
Manifestbcc80616507b4d795a50f3b84f5194f5f836e655109b2d412462ab9943286fdf

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
SignatureRdvklAtjtDE8/MR2q8GrwCmfrTmBeI4hUmLQEAMLWBi8jNdj1FWFe+NxnoCtAgIzFiVlJO8/xMa+XswhHMggCw==
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

2026-09-17T11:08:59.166585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046035
observed 225972be834b1cfe6c2a960c6b977acd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.146143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046035/manifest.json
observed bcc80616507b4d795a50f3b84f5194f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.124249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046035/publication.md
observed 32a8cb47bbe1db30385916111a568706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.103908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046035/publication.txt
observed b17261c0227f7a2aac2f05503fce4293...
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.