OpenTechnical

OT-2026-000006432

Publication integrity record

Vacuum cup gripper, four outlet manifold, ejector fed, contact triggered on the face, rubber cups

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-2026-000006432) never changes.

Identity and time

Publication numberOT-2026-000006432 · never reused
Internal UUID01a0a95b-0a9e-7b5b-8188-8fd5b55c3a53 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:35:11.137814Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006432
StatusPUBLIC

Content hashes

Canonical text7c8cbb3c67f46e98769a585f8d963074978003ecb650a72e2c31e8e114ad43b7
Markdown5f980baf1d27b8a7f1e71901153cd6d80db1f9cb27585d9c2bd476b094a2b74d
PDF
Publication page3b1ce5356b482cbe1cdc146b48aa6cd7791f681001bcbf9d676ac50e269784da
Manifest87bb5fc7ba46a86c73b8eda6099e449e3b8736b19bf25768f38c393b00301c25

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
SignatureYjUw20BGjUvapLv36DM0Of1Li3KO0jvg9r6rfjXd7dXloPDnSQ10ai8D+bWSdrYmG0bgZeuVu8bBPmnnKc6gDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:18.242833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006432
observed 3b1ce5356b482cbe1cdc146b48aa6cd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:18.228471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006432/manifest.json
observed 87bb5fc7ba46a86c73b8eda6099e449e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:18.216774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006432/publication.md
observed 5f980baf1d27b8a7f1e71901153cd6d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:18.202079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006432/publication.txt
observed 7c8cbb3c67f46e98769a585f8d963074...
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.