OpenTechnical

OT-2026-000006967

Publication integrity record

Vacuum cup gripper, per zone isolation, plant vacuum fed, silicone cups, oval form

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-2026-000006967) never changes.

Identity and time

Publication numberOT-2026-000006967 · never reused
Internal UUID01a0a96d-f76f-7518-8877-13e15ded9a3a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:55:51.410261Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006967
StatusPUBLIC

Content hashes

Canonical text01f1d6626f587e547a5caa8ce879bbcd12484983b54a1dd34dc15ceb06fac7d1
Markdown2e8b8baff77656452c294817acd2e02d62066d9ad8b4a7fe663e8b2303c95447
PDF
Publication page6173a9a087b2761c52fc866a5a0800a28818755464f92aeda1a7b2cc47d6e5ea
Manifest6be61fe38af9480b24b3020e0e6a39811ac0ffd0e7ffb47c247d017a8b6a746e

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
Signature12K5nHeU7PPkBhz5QMp4IP0qm5KjQ7eqjXVtqa8ksD5hrXRM39oGXRTsyMoVIcdJhlUT6WERu9JVJMo9PaQbCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:16.745522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006967
observed 6173a9a087b2761c52fc866a5a0800a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:16.734361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006967/manifest.json
observed 6be61fe38af9480b24b3020e0e6a3981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:16.722834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006967/publication.md
observed 2e8b8baff77656452c294817acd2e02d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:16.710104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006967/publication.txt
observed 01f1d6626f587e547a5caa8ce879bbcd...
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.