OpenTechnical

OT-2026-000092964

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000092964) never changes.

Identity and time

Publication numberOT-2026-000092964 · never reused
Internal UUID01a0ae9e-090f-7cdf-bbef-2f8a4c55ef66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092964
StatusPUBLIC

Content hashes

Canonical text76a4ab562f4d38e43d977abb6533813e55e50db9c3cb972c6add8382c40efbb7
Markdowna042292f3633f500720f23839c6a7feb9ac81b51309a138e8f88369eac9ff458
PDF
Publication page82dc11574402f36598fbdb3d5cd5c7ef2ec34d9b8a2d39cc1138f35fbf0782c7
Manifestae55386e56dc03df39e17c3f62204c99d14ed5f879a021aa4de7753b27b53208

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
SignaturenEo8IGwTBI8u5D+7artq0P4QyxJwBwz9VZ+iI7e206rxAQJJYLf6cRqnDCqMflXLdK8Y7QbBH0wyxnoHY1zyCg==
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

2026-09-17T09:40:09.487480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092964
observed 82dc11574402f36598fbdb3d5cd5c7ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.470225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092964/manifest.json
observed ae55386e56dc03df39e17c3f62204c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.454065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092964/publication.md
observed a042292f3633f500720f23839c6a7feb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.432738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092964/publication.txt
observed 76a4ab562f4d38e43d977abb6533813e...
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.