OpenTechnical

OT-2026-000006084

Publication integrity record

Two finger mechanical gripper, ejector fed, contact triggered, stripped from the face, pneumatic drive

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-2026-000006084) never changes.

Identity and time

Publication numberOT-2026-000006084 · never reused
Internal UUID01a0a94e-cd48-7384-9444-be4142f380ad · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:21:49.125564Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006084
StatusPUBLIC

Content hashes

Canonical texteb1e6dd86a6ebd951751b0d517f1b34d8b804e6a0abb13b4a9c66f9dd6348e6f
Markdowne7855ee88271b7562a6a110fcd95dac04e9d3a7903daa1f0fa069198f6ebb39a
PDF
Publication page4ceb68c0fa4b7d39b740a1f37669b997502258409317fca8b2e571cb21e82478
Manifest300c71024e36bf81c7f3984178eec5603d65323cb08320c2672f38dde1361a4f

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
SignatureK+ReEJjU6NbhqAd0Waw2/OxaHh3Bg9YUJno9UkLqDm56YvqLuFnnbaAJ/z1kLl+eWYjOfrsz99vxUUUFeZ9eBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:29.243670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006084
observed 4ceb68c0fa4b7d39b740a1f37669b997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:29.225627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006084/manifest.json
observed 300c71024e36bf81c7f3984178eec560...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:29.211670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006084/publication.md
observed e7855ee88271b7562a6a110fcd95dac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:29.196557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006084/publication.txt
observed eb1e6dd86a6ebd951751b0d517f1b34d...
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.