OpenTechnical

OT-2026-000047056

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000047056) never changes.

Identity and time

Publication numberOT-2026-000047056 · never reused
Internal UUID01a0ae7e-d0f7-7a8f-a234-7752b59c332a · 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-2026-000047056
StatusPUBLIC

Content hashes

Canonical text1d01323d1f2b9389e0c1d967e72bcb1696116378f8d771bd52631ed793613082
Markdown3408863a53c44ff4d006772dd22863349066ee3faf8f2557659ea31f45676bed
PDF
Publication page31084ca5be1da1b292f921813e4a0b40c5b831525f84a960bd2a589a034136ea
Manifest6dd7149928342fbeb3981c03495a35ec2ce25ab94b93d7b94e23fe18d2b61108

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
SignatureURTKMAcorcff+oCdgFesgCz07F7OVy4+Sel7ex3olTXytiN6HkVSmvUtE1UyjjKdrCIhErlvFN9YJqr5gHcIDw==
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

2026-09-17T11:10:21.162833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047056
observed 31084ca5be1da1b292f921813e4a0b40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:21.144217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047056/manifest.json
observed 6dd7149928342fbeb3981c03495a35ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:21.122445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047056/publication.md
observed 3408863a53c44ff4d006772dd2286334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:21.104327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047056/publication.txt
observed 1d01323d1f2b9389e0c1d967e72bcb16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.595343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047056
observed 31084ca5be1da1b292f921813e4a0b40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.574406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047056/manifest.json
observed 6dd7149928342fbeb3981c03495a35ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.553815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047056/publication.md
observed 3408863a53c44ff4d006772dd2286334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.534888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047056/publication.txt
observed 1d01323d1f2b9389e0c1d967e72bcb16...
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.