OpenTechnical

OT-2026-000006095

Publication integrity record

Vacuum cup gripper, two zone face, three stage ejector, contact triggered, vented after 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-2026-000006095) never changes.

Identity and time

Publication numberOT-2026-000006095 · never reused
Internal UUID01a0a94f-29e8-72f7-b92b-eb59d01e46b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:22:12.714388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006095
StatusPUBLIC

Content hashes

Canonical textd11839ac7f36e9b4a303acecb20f9db941cf1864dc9229088c45ca0c0ec65af8
Markdown57ec54b74d7d87aca6130510fb4b7706c24532c5183df058fbdb11c693b1a153
PDF
Publication page371b5aeb02631dc96d587d811d4ae146eff3b73bd604220b1de85d5bd07e539a
Manifest1d9e777dc1315b9ba2038fa17c1cfdfe308b616e5067692427e6f7a3eab8e97b

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
Signatureg0XSjKsZ7AxWuitTag/9oztzSSzakP86x+EX4GVi5Z1M5zeW9wVbzABcN2zafqv/Jjpgo7FZDZqaekYk4+gNDA==
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

2026-09-16T08:30:28.128605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006095
observed 371b5aeb02631dc96d587d811d4ae146...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:27.993912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006095/manifest.json
observed 1d9e777dc1315b9ba2038fa17c1cfdfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:27.980783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006095/publication.md
observed 57ec54b74d7d87aca6130510fb4b7706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:27.964908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006095/publication.txt
observed d11839ac7f36e9b4a303acecb20f9db9...
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.