OpenTechnical

OT-2026-000099345

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099345) never changes.

Identity and time

Publication numberOT-2026-000099345 · never reused
Internal UUID01a0aea2-c972-73e6-a516-49f9e9e6b68d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099345
StatusPUBLIC

Content hashes

Canonical text00408ffc8559f4fc57bc660d5f36274664fb7e8a710c7a7e347cd745beccc08e
Markdown0c13abacb5677176b82d92695f1e48ab00a81c3cc5c95784beb29398d6e85397
PDF
Publication page2912f13280bc8bce4a67690825d1d657610d4593c33b986f66096071c2118609
Manifest18dad237bc6f87f735cf263c2a981e3eb8433b0f46d2f3087d8373f0f0cd90b0

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
SignatureEd9Qqk6LKFukc7dHiWSSV1tfTeQdRXKuIAf6Bw4UpC6a3IDav+xfVqXe9b+7RVHQc71rCyUNmxYV/mbtBbJdAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:05.647256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099345
observed 2912f13280bc8bce4a67690825d1d657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.630592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099345/manifest.json
observed 18dad237bc6f87f735cf263c2a981e3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.612378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099345/publication.md
observed 0c13abacb5677176b82d92695f1e48ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.595246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099345/publication.txt
observed 00408ffc8559f4fc57bc660d5f362746...
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.