OpenTechnical

OT-2026-000098023

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000098023) never changes.

Identity and time

Publication numberOT-2026-000098023 · never reused
Internal UUID01a0aea1-92f8-764a-85e9-c1d506aa366e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098023
StatusPUBLIC

Content hashes

Canonical textfde2ca08e5b63d4998564f97b5c261db89a0ffc7a3f1da3a82fc857820a6fb9d
Markdown487a106e6fd6ef197ae49ab3ac38a46feb4a9dafbf3ae2a8d7cfc8efd207719e
PDF
Publication page017cbd22ece4c37435b8334c8adbebe87f7ed767ca4a5b4a40e1ffdda891f822
Manifest3aa8a7cd16c469fa5edbda520927cb541a86dae5514d6da626e1edd72887e7b7

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
SignatureeE4ZUj0ePJ34I+bevmd4zripFfk3TVoY5QY+rjLKgJVVkRC5O682FLdU8ZHBo9Hh5orKqGzE6g/OpMxZj/hqCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:11.977326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098023
observed 017cbd22ece4c37435b8334c8adbebe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.960274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098023/manifest.json
observed 3aa8a7cd16c469fa5edbda520927cb54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.941558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098023/publication.md
observed 487a106e6fd6ef197ae49ab3ac38a46f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.924014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098023/publication.txt
observed fde2ca08e5b63d4998564f97b5c261db...
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.