OpenTechnical

OT-2026-000093553

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000093553) never changes.

Identity and time

Publication numberOT-2026-000093553 · never reused
Internal UUID01a0ae9e-508b-7b5c-9b74-cf4941679589 · 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-2026-000093553
StatusPUBLIC

Content hashes

Canonical text38061f265a9b53bda20be47c122083657ffcf929b2930085728788a9766e77c1
Markdown4ee0456acf742cdd1a07cc73a8a0e8e171aa4fb38cae3c68e25f617da56878a1
PDF
Publication pageef9d40f3f38bf5afa479fc86b53da1b00f16c29f9ba586615d7a761668cdac39
Manifest8ad280da59b1f8095c9a31b174188e683d4782ba04a7676e267308960d667911

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
SignaturewCuY8kDSndd+N1Ipc47tRtRO7yxCuydm4evy33//RzxsIVrHgwQdtMY8BKo6CueEisFPsRJzC5uZo7wNBzjVBQ==
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

2026-09-17T09:40:30.502443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093553
observed ef9d40f3f38bf5afa479fc86b53da1b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.485133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093553/manifest.json
observed 8ad280da59b1f8095c9a31b174188e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.466029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093553/publication.md
observed 4ee0456acf742cdd1a07cc73a8a0e8e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.445949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093553/publication.txt
observed 38061f265a9b53bda20be47c12208365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.776788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093553
observed ef9d40f3f38bf5afa479fc86b53da1b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.760786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093553/manifest.json
observed 8ad280da59b1f8095c9a31b174188e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.741648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093553/publication.md
observed 4ee0456acf742cdd1a07cc73a8a0e8e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.723593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093553/publication.txt
observed 38061f265a9b53bda20be47c12208365...
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.