OpenTechnical

OT-2026-000032702

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, pulsed 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-2026-000032702) never changes.

Identity and time

Publication numberOT-2026-000032702 · never reused
Internal UUID01a0ae75-1070-77e2-bdc4-419746bb0e62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032702
StatusPUBLIC

Content hashes

Canonical text3c3d7c41f7bf5a161d0536a66acd988504ae3c40ef48f49d0a62f7c40305e666
Markdown1f29a8c0363a740546bbfe0b2c23476da2d8a520b6885c49c0cc1c99f3118d07
PDF
Publication pagef855665b66dc631f96af2fd48c86a576f015efd024d9a9cae1bc5cb175360ea0
Manifest7279f2cb7de5516c1f3b94ff6707ba0761c140a28bff1e4ed118b9744bedfd9a

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
SignaturerWCR4csBGRtwnCUgfFXPZkIzvEVhLfBxp0EWkrZOKWNV5pYNhJkDK4Ls+W9XOLedPUu2suADuhOf/YQqjtk4BA==
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

2026-09-17T11:34:18.911023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032702
observed f855665b66dc631f96af2fd48c86a576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:18.893682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032702/manifest.json
observed 7279f2cb7de5516c1f3b94ff6707ba07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:18.875345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032702/publication.md
observed 1f29a8c0363a740546bbfe0b2c23476d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:18.857400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032702/publication.txt
observed 3c3d7c41f7bf5a161d0536a66acd9885...
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.