OpenTechnical

OT-2026-000034851

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000034851) never changes.

Identity and time

Publication numberOT-2026-000034851 · never reused
Internal UUID01a0ae76-1ed3-738b-a317-fb78153d73cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034851
StatusPUBLIC

Content hashes

Canonical text07b9d4049aad62f9f243ec7b01f1cc0ec19f9a18543c077ea872b43457a6e1d8
Markdown09ba467a9396ea8906cffb71ef5cd0c60ac1ab979e2d97365b91f749e4d13696
PDF
Publication page2805c81b9af1e2115f5c33d31f2bc917314ebc6749ad8a051e31369aaa98534f
Manifest3fa6562b02aad6eb4ca7f6d1ed8df138791e12b0f61f027968511cb12e492829

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
SignatureO/EV/aTdKKVYKkW8YQD8IpJbEdNhHEBSKjeqHHnkfjn9HS20CemFe5dfklcuoXCSU6gultMg2d2JK2LmS9KBDg==
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

2026-09-17T11:30:29.808770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034851
observed 2805c81b9af1e2115f5c33d31f2bc917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.789935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034851/manifest.json
observed 3fa6562b02aad6eb4ca7f6d1ed8df138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.770230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034851/publication.md
observed 09ba467a9396ea8906cffb71ef5cd0c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.752843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034851/publication.txt
observed 07b9d4049aad62f9f243ec7b01f1cc0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:50.757411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034851
observed 2805c81b9af1e2115f5c33d31f2bc917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:50.737790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034851/manifest.json
observed 3fa6562b02aad6eb4ca7f6d1ed8df138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:50.719419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034851/publication.md
observed 09ba467a9396ea8906cffb71ef5cd0c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:50.699483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034851/publication.txt
observed 07b9d4049aad62f9f243ec7b01f1cc0e...
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.