OpenTechnical

OT-2026-000045905

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000045905) never changes.

Identity and time

Publication numberOT-2026-000045905 · never reused
Internal UUID01a0ae7d-8f86-7ab0-910f-65cd81c11897 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045905
StatusPUBLIC

Content hashes

Canonical texte29f57e33c85ceccfe2b459a9f38d83ecdad9494b2509fb8d7f78868f2940e11
Markdown78163c3d35e9555c83e37f6dc55bbeedca3fc1f0fe531ad9c723fadfb9a02cef
PDF
Publication page90551b5da0190740e73fb5ccb7feadb4a3aab0717d4544fbd49977633c772405
Manifest463503b63d74b219b47fa4f3b2fc99b47479dc70c672ce555f8c4480bc7b2753

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
Signature5nglR+QckpKjiHwwoNU1BATLUQIrmKmjTCRmzNxVTXjuZwD4aWcsUm6zM5l6y7TZ1i1qaGtyTwdarR0wSZCtBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:48.249106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045905
observed 90551b5da0190740e73fb5ccb7feadb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.230073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045905/manifest.json
observed 463503b63d74b219b47fa4f3b2fc99b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.209806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045905/publication.md
observed 78163c3d35e9555c83e37f6dc55bbeed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.190650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045905/publication.txt
observed e29f57e33c85ceccfe2b459a9f38d83e...
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.