OpenTechnical

OT-2026-000099594

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000099594) never changes.

Identity and time

Publication numberOT-2026-000099594 · never reused
Internal UUID01a0aea2-c975-713a-b480-6084a1902c84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099594
StatusPUBLIC

Content hashes

Canonical textdbf14334b38b94e629aa5f638ba70bd4c53230029b4fd647d138490f39d014ce
Markdown362a050b6b6bfa52581eb84d52d935dc209a7460765bddb099e20721d314fd69
PDF
Publication page5af8eba4aa47dd6fe849569fae37a564aed526e080b25581c780a6ff22e4030b
Manifestb35321b0d38cb56154676651fb16393993442915597e8b35bcde61d3de789f09

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
SignatureKVAV6R+rTnYHqYtGB5koAJu1YzsxQBdyY12KGJYqspn4L+4vt+d1M2Pi/2XAC/lWbPN3qW89w0nRcUloJCPyBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:31.130730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099594
observed 5af8eba4aa47dd6fe849569fae37a564...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.112154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099594/manifest.json
observed b35321b0d38cb56154676651fb163939...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.093746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099594/publication.md
observed 362a050b6b6bfa52581eb84d52d935dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.076731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099594/publication.txt
observed dbf14334b38b94e629aa5f638ba70bd4...
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.