OpenTechnical

OT-2026-000097351

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000097351) never changes.

Identity and time

Publication numberOT-2026-000097351 · never reused
Internal UUID01a0aea1-01cb-798b-bfef-9648c9194298 · 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-2026-000097351
StatusPUBLIC

Content hashes

Canonical text5f533e8dd053c3be3308f77e06a6f45cc7cd9cb34453a02b9e9a47c03ad75d78
Markdowna1ffce6f88db743ce4ac00cf08e8ed28a2eb1b23ecfd3d9dd366cd114094d153
PDF
Publication page481b0de13caab00b66aafba3043c3fe4e1125d945f2b8cd1703d3eeb7c45d822
Manifestdc1788e9889e1e7342f26802e1e6bca11de7c3e074ad377adb4c03e8b12c20e0

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
SignaturemC/STiRlkDP2QrgFR4r3tNPnNi5RFoyzOkomypa6PZYlIV/XxqMuk0HkOeDoPtU6Bia4Dz2c0GqOMvb1m8uDDg==
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

2026-09-17T09:33:37.366091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097351
observed 481b0de13caab00b66aafba3043c3fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.348735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097351/manifest.json
observed dc1788e9889e1e7342f26802e1e6bca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.331256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097351/publication.md
observed a1ffce6f88db743ce4ac00cf08e8ed28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.248134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097351/publication.txt
observed 5f533e8dd053c3be3308f77e06a6f45c...
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.