OpenTechnical

OT-2026-000014224

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000014224) never changes.

Identity and time

Publication numberOT-2026-000014224 · never reused
Internal UUID01a0ae6d-b279-7545-bece-4b023fda301f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014224
StatusPUBLIC

Content hashes

Canonical text35d4ebb74261b0f5bbfdf1dc54843c3fa2c649849220fed6ebc0d084bc1504c3
Markdown0f0fef1a24b74e9ecaac51b27fa5af7836c0034b577dee7552b4761d5f2ec6b5
PDF
Publication pagedf2510ccd550bdd60fdce899c0272683d66dd769d64fc898a5e4dc80e5fdaf33
Manifest54818d215143655b117a1e73a3a4e4dd0fc41c406e3c4a1eb26a5dc107a8f302

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
SignaturehG48Cx8lAaRFsjQmeB1/OvGwKNghlmPh/IOU97oXDpS63hhUROd0XlaLe6YUafm4HF2LhtQIcsC+PwcDjzDGDw==
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

2026-09-17T12:07:20.145235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014224
observed df2510ccd550bdd60fdce899c0272683...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:20.125023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014224/manifest.json
observed 54818d215143655b117a1e73a3a4e4dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:20.105231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014224/publication.md
observed 0f0fef1a24b74e9ecaac51b27fa5af78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:20.085561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014224/publication.txt
observed 35d4ebb74261b0f5bbfdf1dc54843c3f...
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.