OpenTechnical

OT-2026-000086950

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000086950) never changes.

Identity and time

Publication numberOT-2026-000086950 · never reused
Internal UUID01a0ae9a-80a5-768d-ba45-a828b4c41811 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086950
StatusPUBLIC

Content hashes

Canonical texta68e34697db6be19499b184718b6c79499c30a7dc57f56d493524259102c3ea6
Markdown8d1bcecdc95a599d4ab9d422b1b905152f9e64e0b4ffad2209ee5cda1aba08fb
PDF
Publication page9d3e0db0522d84d9906ffb688cf7950857a814d57b6fb0c3744f545871f4858b
Manifest40d01dc5f3590c2489692a428cd08d391029c9e55fa544738902dcae413598f6

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
SignatureZY/R5Lgyd29cnbOboyoNgBoVZxgu44BQJyVCgZeaPNAS2CaQlc+ArFofNIEnsx7rccoSV9Y5XbS4jKxZVjs0Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:50.664287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086950
observed 9d3e0db0522d84d9906ffb688cf79508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.646098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086950/manifest.json
observed 40d01dc5f3590c2489692a428cd08d39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.629158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086950/publication.md
observed 8d1bcecdc95a599d4ab9d422b1b90515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.609936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086950/publication.txt
observed a68e34697db6be19499b184718b6c794...
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.