OpenTechnical

OT-2026-000046929

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000046929) never changes.

Identity and time

Publication numberOT-2026-000046929 · never reused
Internal UUID01a0ae7e-d0f6-7795-8635-b26eecf28024 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046929
StatusPUBLIC

Content hashes

Canonical textcd96c4f1f56e12c73e981c4b0e41d2588276bd7a1e00f64614a30e56aeeb7a51
Markdown51356b7e6395ff32d50f4f0d63dacfc16560fbe2cf5b3d5add36452a5316885d
PDF
Publication pagecdd0a81c7304687b42d8ed7e70929f79a6f6c6cc9e1af95ce2ba2b7ccfcc41de
Manifesteb4402811b710c3db10b196c63a39ba965e75bf1ef22a8927db27ee47449588e

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
SignatureFMA+1QsHhkzfB8gpWBAd5P/QpP0pLYKTIzaGoK+5JX1r4/u/7XAYrIYxOTHTh/wZf5/UR/5iScQy33wzGHf6AQ==
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

2026-09-17T11:10:04.815906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046929
observed cdd0a81c7304687b42d8ed7e70929f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.797897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046929/manifest.json
observed eb4402811b710c3db10b196c63a39ba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.779473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046929/publication.md
observed 51356b7e6395ff32d50f4f0d63dacfc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.762088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046929/publication.txt
observed cd96c4f1f56e12c73e981c4b0e41d258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.252104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046929
observed cdd0a81c7304687b42d8ed7e70929f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.233948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046929/manifest.json
observed eb4402811b710c3db10b196c63a39ba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.214685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046929/publication.md
observed 51356b7e6395ff32d50f4f0d63dacfc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.196354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046929/publication.txt
observed cd96c4f1f56e12c73e981c4b0e41d258...
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.