OpenTechnical

OT-2026-000093829

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093829) never changes.

Identity and time

Publication numberOT-2026-000093829 · never reused
Internal UUID01a0ae9e-508c-7de4-a72e-576d5a22152d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093829
StatusPUBLIC

Content hashes

Canonical textc7326dd2c58b791fb575a9528f2971ee645a30ed4b5bb2a4e7e7c9b7a019ec52
Markdowncadddc75a4a68b255ee47fae29d6439859bf5764db94fde096e54672903dddf4
PDF
Publication page60bee6eb5b0c1f76418c1e4f47d763a3e2ac592682a577dfe7737a0929df343a
Manifest9fce8330788a641f0e5f818e7c242b91beb5c5b1376f679aefea9803802e1859

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
Signature9+5A1WY83KYkaTSMEvBPuOzfhuoS58hSR3wS92mX/8Z5egA0RuvPI7c5C1RBH9yelOdj2DmEOxGRFIxQs6oxAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:56.525712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093829
observed 60bee6eb5b0c1f76418c1e4f47d763a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.506752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093829/manifest.json
observed 9fce8330788a641f0e5f818e7c242b91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.488317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093829/publication.md
observed cadddc75a4a68b255ee47fae29d64398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.450860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093829/publication.txt
observed c7326dd2c58b791fb575a9528f2971ee...
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.