OpenTechnical

OT-2026-000013442

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000013442) never changes.

Identity and time

Publication numberOT-2026-000013442 · never reused
Internal UUID01a0ae6d-6fca-7f09-9584-49b878a50810 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013442
StatusPUBLIC

Content hashes

Canonical text9ed1503e6936247daffb977d62b398042a26f3f5dd10982495e52eb9d124c8ea
Markdown917517d0da44b17fedf0d287cfe5a7470ba307424ae37fe36a6853f39fb3d3ef
PDF
Publication page3f6060d2979191f98d96b8794130b64ae71aeb757133d36c4b18fde4e3ee48ea
Manifest373efb2627531a6dbe2bc1d9b3bdc77eb6f7791f96c4f2f380a3d487e0a92627

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
SignatureFQRM1LBNPmbmOXoSL6EHYejWu0TH4V7/UxM15/vVosvxe0gVn9ffmrZQ2HtqXYMVOZpj6JwkY3CPhFdOENS9DQ==
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

2026-09-17T12:09:55.903007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013442
observed 3f6060d2979191f98d96b8794130b64a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:55.882339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013442/manifest.json
observed 373efb2627531a6dbe2bc1d9b3bdc77e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:55.862505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013442/publication.md
observed 917517d0da44b17fedf0d287cfe5a747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:55.840292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013442/publication.txt
observed 9ed1503e6936247daffb977d62b39804...
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.