OpenTechnical

OT-2026-000075119

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000075119) never changes.

Identity and time

Publication numberOT-2026-000075119 · never reused
Internal UUID01a0ae93-f1ff-7379-97ff-a55bf94b80b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075119
StatusPUBLIC

Content hashes

Canonical textb8b92b28ea2a392f8fa05491655579d2e1734a735763c1f66e6683712f8d17b9
Markdown50350b16511581a2e240aed4dd87be0edd772295e0e60f15695e1483ed254109
PDF
Publication page2607ebfd35bf4ab579be099182fad0399f5a9b749d9c93fe6e1b2ca4ddcfbc3c
Manifest86fa26a7ab6c7d3fdebb0e27eae83d69361a5b58e1973998e50f99a5d75ad1e1

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
SignatureGbrmGsgU5Ub4Aj0wXFhg0LQ4XgUi6H/rLnNmOfkt0jGVVQRnaz778ca5Q82D7sdUt4ZZzDIBINvVkgK6GYKeAA==
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

2026-09-17T10:20:18.948386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075119
observed 2607ebfd35bf4ab579be099182fad039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.927978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075119/manifest.json
observed 86fa26a7ab6c7d3fdebb0e27eae83d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.908879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075119/publication.md
observed 50350b16511581a2e240aed4dd87be0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.890816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075119/publication.txt
observed b8b92b28ea2a392f8fa05491655579d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:19.224923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075119
observed 2607ebfd35bf4ab579be099182fad039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:19.206713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075119/manifest.json
observed 86fa26a7ab6c7d3fdebb0e27eae83d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:19.062912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075119/publication.md
observed 50350b16511581a2e240aed4dd87be0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:19.037887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075119/publication.txt
observed b8b92b28ea2a392f8fa05491655579d2...
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.