OpenTechnical

OT-2026-000096174

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096174) never changes.

Identity and time

Publication numberOT-2026-000096174 · never reused
Internal UUID01a0aea0-585e-771b-8ae7-212d47ce6eda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096174
StatusPUBLIC

Content hashes

Canonical textdba21b0cb9f0c2902f90f8a4e35e41cad0a6bc4db97b2f0a5f1dc07ece88d50a
Markdowne5cd56488eb327251e9431e88cfd78198be288383a4e1e3169609e5d6f9c4939
PDF
Publication page845dd0324e6db04637d4e65de721e91acbbcccd7eda5c429641c638fc27af5ca
Manifestcbe7e65f048aa6769a40cfbc09cb8c1782b2bfa4137caf9828831057f11acde4

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
SignatureRayxw9rzKIZi2Aj3aFruLKYqkR6uccPC6lmgQ0MqMvtytKQYPRVcoqpks6piR33z16KxlLf0sEenwnd411RkCw==
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

2026-09-17T09:34:40.852455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096174
observed 845dd0324e6db04637d4e65de721e91a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.832992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096174/manifest.json
observed cbe7e65f048aa6769a40cfbc09cb8c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.815350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096174/publication.md
observed e5cd56488eb327251e9431e88cfd7819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.798598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096174/publication.txt
observed dba21b0cb9f0c2902f90f8a4e35e41ca...
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.