OpenTechnical

OT-2026-000018511

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed blow-off before set-down, on a tool changer

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-2026-000018511) never changes.

Identity and time

Publication numberOT-2026-000018511 · never reused
Internal UUID01a0ae6e-b48a-7c4a-a617-65c73aedef5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018511
StatusPUBLIC

Content hashes

Canonical texta7c0654b93ab5d21a61618cf971a712cd8eae552ccb3ba11b90fef52b7a78e9e
Markdown1b68a9079b93ec2d195801dda93027d9183fce3a4cac563c1c724de36044dd8c
PDF
Publication paged7aaacbacd756b9a3b9e2cfd7272faaaaf47a9e2b637a23533ec1cd20f2ce8ca
Manifestc669703f5eddd384b1c495146a875bb044a50ef4b8c8b471f6f8e61ec3cbf4ba

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
Signature1xudiFAZgT46rifIP1FKCVGA5MkjnyvDELjMvRW3qbischTYwz6z0aKaDot6V61Wl04JFguCCw0TFiQI4o1QDw==
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

2026-09-17T11:59:49.950567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018511
observed d7aaacbacd756b9a3b9e2cfd7272faaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:49.933433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018511/manifest.json
observed c669703f5eddd384b1c495146a875bb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:49.910024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018511/publication.md
observed 1b68a9079b93ec2d195801dda93027d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:49.886844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018511/publication.txt
observed a7c0654b93ab5d21a61618cf971a712c...
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.