OpenTechnical

OT-2026-000098345

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000098345) never changes.

Identity and time

Publication numberOT-2026-000098345 · never reused
Internal UUID01a0aea1-e965-793e-b5d9-e4d58789caa7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098345
StatusPUBLIC

Content hashes

Canonical text8f17924fa41d6715029d2d75e5ad90746c2bf766d4a7c846812b61c580e20cbd
Markdown1acf248ff51608109890a31d61fcbc7cac85b3891097b330d7f62e67a8a44db8
PDF
Publication page5953852173fb4d81becccb5ac566d571a86411e1ad9f5ac1d53dc848ff3f785b
Manifeste229b41b6144a78c0a31ee3baacef811b4b15b074eed4bb9f63ab293c629966e

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
SignatureOWkh5xEmUF1wBJj/0lYaTiZLDDzCbYLxImRp87cmuHx3IhviIq7VU7bUnaAI5tIm09NiFytOYmmCfBNe2HT9Dg==
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

2026-09-17T09:31:33.823024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098345
observed 5953852173fb4d81becccb5ac566d571...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.806647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098345/manifest.json
observed e229b41b6144a78c0a31ee3baacef811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.787581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098345/publication.md
observed 1acf248ff51608109890a31d61fcbc7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.764956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098345/publication.txt
observed 8f17924fa41d6715029d2d75e5ad9074...
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.