OpenTechnical

OT-2026-000033868

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000033868) never changes.

Identity and time

Publication numberOT-2026-000033868 · never reused
Internal UUID01a0ae75-a391-71c6-a2a7-40aa8b469966 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033868
StatusPUBLIC

Content hashes

Canonical texte183a8f8a2641cc3fbcdd7fa3be096f17a650a42948c586658ead24b24fe03ae
Markdowna68ce69998001209845916e809576a3002070a04f744f86eb3fd121ae1537a99
PDF
Publication page1dcb12da479e89b315c4f104f020cb4a099d92c1008af20af95ce33330dc138a
Manifest88ee7f9074cb9818d76a3de988a13d8c6e00cac40f625ab48f8ad448a332af9b

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
SignaturekNeZc9tJPp3RDSXomraLe+l9vtoddJ8Q2Etk4RWWFrAX/Zgykv9uch7+RgybKJWWeJ+MG1YvSbAOi/GzR8JgDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:56.008257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033868
observed 1dcb12da479e89b315c4f104f020cb4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.989863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033868/manifest.json
observed 88ee7f9074cb9818d76a3de988a13d8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.970522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033868/publication.md
observed a68ce69998001209845916e809576a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.950896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033868/publication.txt
observed e183a8f8a2641cc3fbcdd7fa3be096f1...
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.