OpenTechnical

OT-2026-000098697

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold 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-2026-000098697) never changes.

Identity and time

Publication numberOT-2026-000098697 · never reused
Internal UUID01a0aea2-42ae-7a11-8d54-20a3e0b2d8a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098697
StatusPUBLIC

Content hashes

Canonical textc5823a798acf2d7c0a5700ff14f27555014f3139c2e38176889ef5e58aeebcdf
Markdowna7b2cae19367a37cc941c2824defce26ad4d968906034f8c5de6525c6cd9f94b
PDF
Publication paged0fcd721568d7e237d66767d1b6c57df980e698df42d0052268d613dc384e4c6
Manifestbab7fcbe8f8ca1d28e12a9118a9c0ca4fa8068c91a273b6fd3f2e49ef06009f2

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
SignatureyB/2JNtY0du3lnLFLGHrvxxAtFNzhPkuZq9XR/elJEbXwcM2NX8i+CkCzzAEbJ3tWWNuAQwDdlibwlYDUfZBCQ==
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

2026-09-17T09:31:00.086740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098697
observed d0fcd721568d7e237d66767d1b6c57df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.068036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098697/manifest.json
observed bab7fcbe8f8ca1d28e12a9118a9c0ca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.051473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098697/publication.md
observed a7b2cae19367a37cc941c2824defce26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.033275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098697/publication.txt
observed c5823a798acf2d7c0a5700ff14f27555...
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.