OpenTechnical

OT-2026-000046905

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046905) never changes.

Identity and time

Publication numberOT-2026-000046905 · never reused
Internal UUID01a0ae7e-d0f5-7725-9bc9-15eedf45c15f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046905
StatusPUBLIC

Content hashes

Canonical textb8f78f2382fe88c994522a2849940703f9890a4c24b221ea28a8b4039ebcf2a3
Markdowncd2fefef6acc3dadfa3a431444ca23af2263ef30f89dac0604c788dc82e1adb0
PDF
Publication pagec29c689a5b126af6bdca6b5584d0dd85dcc1e6f4a35515c278ab00904f207e55
Manifest505051dfda339e2612765ddd6dffe4c284788ed4255f874ab1a8caa7000f76be

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
Signature5QtMkA5ppXk/oVIfbqme4yrAwCVaHhJseY37cbdSJkGkbg2gr0OyQtfHf9hwREC79jRvhyaWCXTTBZgeKVTKAg==
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

2026-09-17T11:10:02.801739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046905
observed c29c689a5b126af6bdca6b5584d0dd85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.780277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046905/manifest.json
observed 505051dfda339e2612765ddd6dffe4c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.761120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046905/publication.md
observed cd2fefef6acc3dadfa3a431444ca23af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.743272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046905/publication.txt
observed b8f78f2382fe88c994522a2849940703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:37.213596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046905
observed c29c689a5b126af6bdca6b5584d0dd85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:37.192397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046905/manifest.json
observed 505051dfda339e2612765ddd6dffe4c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:37.171668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046905/publication.md
observed cd2fefef6acc3dadfa3a431444ca23af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:37.055925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046905/publication.txt
observed b8f78f2382fe88c994522a2849940703...
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.