OpenTechnical

OT-2026-000097161

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000097161) never changes.

Identity and time

Publication numberOT-2026-000097161 · never reused
Internal UUID01a0aea1-01c9-7155-b605-a756ae8b5058 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097161
StatusPUBLIC

Content hashes

Canonical texta7cba9ee92a664fb807c7533db500e6bdfd8d79aa641bcbc32fc92312bc3402b
Markdown13b3c6a5e9b7a3b09fcadbc8efcc8c3760430b02a2db79cae6a973f9c19453f8
PDF
Publication page134e9dc10842bd2bec0bf5004efe875216147f03d8e6c0d58dd997c1b124bf5b
Manifeste8e39c5ef6aa92ce1404145460538ef13842418eb8973eb87268ae55979a59ea

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
Signature73Dzu3rhv7CRTOWEJirTrVMP0UrKkDlKlvhbW+dVmv7CordBCAEHHiC8BtcVbw70TTNcCYs1umVNCYV8aFQMAQ==
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

2026-09-17T09:10:59.400943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097161
observed 134e9dc10842bd2bec0bf5004efe8752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:59.384223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097161/manifest.json
observed e8e39c5ef6aa92ce1404145460538ef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:59.365349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097161/publication.md
observed 13b3c6a5e9b7a3b09fcadbc8efcc8c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:59.339217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097161/publication.txt
observed a7cba9ee92a664fb807c7533db500e6b...
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.