OpenTechnical

OT-2026-000094910

Publication integrity record

Four cup vacuum gripper, four zone face, six 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-2026-000094910) never changes.

Identity and time

Publication numberOT-2026-000094910 · never reused
Internal UUID01a0ae9f-2dee-7da3-b22d-ec89db0de908 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094910
StatusPUBLIC

Content hashes

Canonical textfd9450e39406e48db0516183e16c1e6aedc3310033d26e33206491869dc7a6fa
Markdown7545e29c08b3f54751c9e8be564d7db83b771a69d433c1c1b4ed690322e51c57
PDF
Publication pagece5ca42a4853066c278acef2e77e38c4a29dfbc99490b6ccd4bc240cf3e32b74
Manifestda44e184eb4408ec3f630e5d70662441a573170c95e352f41607664c7f9ac311

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
SignatureeSurmDAcCz17tJc1kpaFJFvTFrbnOPX+NLwW9V+5V9Hw97FFXuVpRIBY/JAju9c3V5t0Uren/UIaSus8ADngAw==
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

2026-09-17T09:37:26.152710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094910
observed ce5ca42a4853066c278acef2e77e38c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:26.134123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094910/manifest.json
observed da44e184eb4408ec3f630e5d70662441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:26.114350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094910/publication.md
observed 7545e29c08b3f54751c9e8be564d7db8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:26.092023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094910/publication.txt
observed fd9450e39406e48db0516183e16c1e6a...
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.