OpenTechnical

OT-2026-000023527

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000023527) never changes.

Identity and time

Publication numberOT-2026-000023527 · never reused
Internal UUID01a0ae70-7269-7d8c-b30c-27aa972e4ab6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023527
StatusPUBLIC

Content hashes

Canonical text326ddfb49ea2dbca064bf0d32c9a37260e18e7e9805311382b340ce242d29674
Markdown5cbadecedeaf7a329b6e47f0b8beeab4570b4d31fca22c539674b7ee13d4a7a0
PDF
Publication pagee917271cedb1094f5fdf8cde8cd25bf2330f96b391bee7a36f9273325ec44f79
Manifest920321bebb76042f53deaab6ee812db006b922cda0ab64f7a8289eedab254f3c

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
SignatureWdx14rSkq6Ae34VfoYGinGsgoR916daok3Rd9J9jspU2ZA7+zEu4TwTey+RA3WfskBHmi3bqXpR9h4gCmPVbCQ==
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

2026-09-17T11:51:46.248142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023527
observed e917271cedb1094f5fdf8cde8cd25bf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:46.228860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023527/manifest.json
observed 920321bebb76042f53deaab6ee812db0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:46.207660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023527/publication.md
observed 5cbadecedeaf7a329b6e47f0b8beeab4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:46.188051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023527/publication.txt
observed 326ddfb49ea2dbca064bf0d32c9a3726...
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.