OpenTechnical

OT-2026-000042394

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, sustained blow-off after set-down

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-2026-000042394) never changes.

Identity and time

Publication numberOT-2026-000042394 · never reused
Internal UUID01a0ae7a-5d74-7d0d-8bd6-76df326cea9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042394
StatusPUBLIC

Content hashes

Canonical text3bfeeb812f97eccbd1891e52bdfd2fc5a36a1ae6797e7976d7f22cca434b2c1c
Markdown8faf6b0938a371a1f56378eaa95c7e5bfd21e1ff13710d2dbb2299d6ddb21d87
PDF
Publication pagee2be696205626b0bb54922c4dfeae88f27cea3f5a3adaae56811949af9a1db27
Manifest1d8b152f5cc583650f4493ba7a86c9ed607cad5d3d00398085cb01d5dc889c05

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
Signaturei/nA/vy0f0kb/JvsT9rSAmrahxqo8lU14wiSTlDTe04aMh7EvcVyI/veytkpa28XM3jTMAT85/As9hprXAk8Cg==
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

2026-09-17T11:16:11.294435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042394
observed e2be696205626b0bb54922c4dfeae88f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:11.278118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042394/manifest.json
observed 1d8b152f5cc583650f4493ba7a86c9ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:11.260883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042394/publication.md
observed 8faf6b0938a371a1f56378eaa95c7e5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:11.241631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042394/publication.txt
observed 3bfeeb812f97eccbd1891e52bdfd2fc5...
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.