OpenTechnical

OT-2026-000092454

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000092454) never changes.

Identity and time

Publication numberOT-2026-000092454 · never reused
Internal UUID01a0ae9d-b5fc-702a-846a-fcabe4abecef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092454
StatusPUBLIC

Content hashes

Canonical textdb5b8383b79d8c9df6a843b2f091ddb291cb309c1a2b1a889a1550191234959b
Markdown4ce029a65b3eace7f149f12b4d6bb7cf737a10330066ce07996ab5226b5c72e9
PDF
Publication pagedb6a305eb54025f5c81532fde146727e7cd5df5a42553b57e0ec609816661237
Manifestff5f37a48480a408e380f82deeb847fbe5340d03484a847ad646597c27ca3942

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
SignatureZ4BRhW9XTJBJMgGu+U7auSiUhI2nJt3kYLd9tgBstYliVZq6UzNTathCrDmHw3XiWE2AoU358XTufogeLHQeAA==
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

2026-09-17T09:41:00.935886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092454
observed db6a305eb54025f5c81532fde146727e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.919536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092454/manifest.json
observed ff5f37a48480a408e380f82deeb847fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.902788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092454/publication.md
observed 4ce029a65b3eace7f149f12b4d6bb7cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.885683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092454/publication.txt
observed db5b8383b79d8c9df6a843b2f091ddb2...
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.