OpenTechnical

OT-2026-000071010

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000071010) never changes.

Identity and time

Publication numberOT-2026-000071010 · never reused
Internal UUID01a0ae91-8c2e-7cab-b411-bb58207dd0b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071010
StatusPUBLIC

Content hashes

Canonical textd9bec35dc25f1b168cae43d68a56a26e0838ff0d7361bb55a92cdfc113dd0a02
Markdownc90bb3823a871414aed3be0a92cd1651d0288b7a75bad9c26ca7d927866366cd
PDF
Publication pagec0753650396560cc4625ed0340b3915c7471be9c11a8ec0b2f8a327b9892da70
Manifest2333041f225acdba0a4350fb38dcb4a289d2ffa91a2603bb47b010a9762a613e

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
Signature9naAzWFLrAjYP4z2RmxJGNMkkfF7v41T5y1cCW94gn6R7PWK8hdoF1EqX9WzouUx6YhG1LC34/GOmquu/iJABQ==
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

2026-09-17T10:25:51.722246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071010
observed c0753650396560cc4625ed0340b3915c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:51.704554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071010/manifest.json
observed 2333041f225acdba0a4350fb38dcb4a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:51.687922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071010/publication.md
observed c90bb3823a871414aed3be0a92cd1651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:51.669668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071010/publication.txt
observed d9bec35dc25f1b168cae43d68a56a26e...
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.