OpenTechnical

OT-2026-000046263

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000046263) never changes.

Identity and time

Publication numberOT-2026-000046263 · never reused
Internal UUID01a0ae7e-57ca-72b8-8694-8d1bcd320d64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046263
StatusPUBLIC

Content hashes

Canonical text787946e770d863bb852e6c48b7c5a7225db711bc9db735f594232d9b7dae39f8
Markdown58b71d8e583f00958dc1de6567713a0001dbaa3a983da661de381cbdca914c75
PDF
Publication pageab916cd35b165e1e38fbf1099534e8f1ad83dd8fbf9cc7e372074b8e5dd9edfe
Manifestfd00f42fa19ca3fb3199bf115781486139410233daa1453027e8c5012f2659fd

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
Signature87z9dY4Z1IGRc5Sh0jZ6A2xBsuKSx7Qi5oj6YLuVPXRCv3J8aPV2+eF/5+iqRcayEwRH8Qi8YZY4AgF/QKGkCQ==
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

2026-09-17T11:08:07.510705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046263
observed ab916cd35b165e1e38fbf1099534e8f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.490188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046263/manifest.json
observed fd00f42fa19ca3fb3199bf1157814861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.472244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046263/publication.md
observed 58b71d8e583f00958dc1de6567713a00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.452213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046263/publication.txt
observed 787946e770d863bb852e6c48b7c5a722...
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.