OpenTechnical

OT-2026-000041470

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000041470) never changes.

Identity and time

Publication numberOT-2026-000041470 · never reused
Internal UUID01a0ae79-b145-797f-8d82-09bac3a6834b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041470
StatusPUBLIC

Content hashes

Canonical text6141e4ba0e779f93a60a200340eee1d63642228dda23e3418e68ad8fa4f1deb3
Markdownfc9a2bbf6a20c0f00bf4fdb920007d132a956fdb8ada2fd3df0b256eca7cb704
PDF
Publication page445db800f1d4cc999b7ea19faf9bda1c3bd1d132d04038699a7f6f8419f6bc30
Manifest3af109c445254d4e689bc84ff26a95f414123dc5e0c30e23c3332340829babca

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
SignatureTL+iYspO/eWta/dMrx8RwaGtZxvJXAEFt9jx9w+nECWwcQBcVpYH8hH2BkclefB3OYR667B1K8LC8aMr5rEjBA==
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

2026-09-17T11:17:29.981622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041470
observed 445db800f1d4cc999b7ea19faf9bda1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.964624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041470/manifest.json
observed 3af109c445254d4e689bc84ff26a95f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.945576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041470/publication.md
observed fc9a2bbf6a20c0f00bf4fdb920007d13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.927350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041470/publication.txt
observed 6141e4ba0e779f93a60a200340eee1d6...
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.