OpenTechnical

OT-2026-000038396

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000038396) never changes.

Identity and time

Publication numberOT-2026-000038396 · never reused
Internal UUID01a0ae78-2d52-71e4-baf2-5216640ddb24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038396
StatusPUBLIC

Content hashes

Canonical text837037e00a6a0b2837fd9c52c26fcb7bd86fecb5a490772e817eb5e71007f7dc
Markdown3d77a7956cc37c871e04e23aee9c39bc83ae718d6c1722068bd6b7fbc9f2da11
PDF
Publication page30199160dc13b69f3e4667aa48fa1c3d401ace8331408d4f4db7432ab5b11e55
Manifestb67047858bae1680e2856510f5a6b23965adf097f5afeed7cda71ec94754f84e

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
Signature2bHDgNuiwXx0jG8WkheFMrj2On0TcPkjC02x6JTBnZb1WtKEd2iZeNZiQxEEXB2q8QsYP+WkROUJy0+S6UVgBQ==
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

2026-09-17T11:22:36.267186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038396
observed 30199160dc13b69f3e4667aa48fa1c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:36.249347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038396/manifest.json
observed b67047858bae1680e2856510f5a6b239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:36.231164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038396/publication.md
observed 3d77a7956cc37c871e04e23aee9c39bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:36.213051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038396/publication.txt
observed 837037e00a6a0b2837fd9c52c26fcb7b...
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.