OpenTechnical

OT-2026-000093833

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line 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-2026-000093833) never changes.

Identity and time

Publication numberOT-2026-000093833 · never reused
Internal UUID01a0ae9e-508d-718c-8172-4562791a17f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093833
StatusPUBLIC

Content hashes

Canonical text637140cef9ac4c30eddea69fc65b710987b61a34dab0a77ce12db6b5d9943a4e
Markdown073b19fb27887840beea798b765ab6506daafa175aa44fca5465ece182478206
PDF
Publication pagee0ee31d72855dec7d87cbaf447ca5026ebd33c3ab11452267e83fd3d724facdf
Manifest5d77c0494892f9cee34eb829328b5c445829fd554021e77407088d5f8b264d85

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
SignatureCJ/icwGrIWiyvQUNnSguAlGEWnQG4qjlYXXiSXi3LBdYlBMn3fF0mvw3qP1kuyTY5cuJAWCacqszwbwRXtDXBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:56.904018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093833
observed e0ee31d72855dec7d87cbaf447ca5026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.887907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093833/manifest.json
observed 5d77c0494892f9cee34eb829328b5c44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.869861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093833/publication.md
observed 073b19fb27887840beea798b765ab650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.853886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093833/publication.txt
observed 637140cef9ac4c30eddea69fc65b7109...
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.