OpenTechnical

OT-2026-000047359

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000047359) never changes.

Identity and time

Publication numberOT-2026-000047359 · never reused
Internal UUID01a0ae7f-3e57-7801-bbdd-b2344a2d3226 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047359
StatusPUBLIC

Content hashes

Canonical text7419d1aaae61363817b9d971748c6e0a51f6e78617b62945c30db37d57c8ff5a
Markdownf3081aa3d9bf464c2923c3e76b75735904987daa19b6a6e879780d454b6ed528
PDF
Publication page3d350847e23b251a482f002169780a30cb583fc8dde43cdfdd59b491cbcd4396
Manifest9e47f80f2b4a0b1c2d817e17708ecc385633c0191a27ee7b588d4b9c417d2ee7

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
SignatureM03ljgyaI5JZU+U5uHqZVU1HmR6Iwo5/ok7Sf9R0MV2d6+l0OWfgLPlKHAknIeqpfuXRtHxFz8n2FFdssu/aDg==
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

2026-09-17T11:06:21.401769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047359
observed 3d350847e23b251a482f002169780a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:21.383443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047359/manifest.json
observed 9e47f80f2b4a0b1c2d817e17708ecc38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:21.364475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047359/publication.md
observed f3081aa3d9bf464c2923c3e76b757359...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:21.346573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047359/publication.txt
observed 7419d1aaae61363817b9d971748c6e0a...
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.