OpenTechnical

OT-2026-000006091

Publication integrity record

Vacuum cup gripper, per zone isolation, three stage ejector, 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-2026-000006091) never changes.

Identity and time

Publication numberOT-2026-000006091 · never reused
Internal UUID01a0a94f-0879-7fc1-8475-3d67837656ea · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:22:04.156018Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006091
StatusPUBLIC

Content hashes

Canonical texte43685728a08e8fee3d9e9a2c55154e921137983e82b2b3e750078d46b4a1673
Markdownbe97b429d1b5395ae54cfbaa056b3dcc552334b13bd81a6e7164ae371568d1d3
PDF
Publication page42fede6e9933bc1295f4a28687c35d9de6690ed4f9e15a03666bf9881842db80
Manifest3847d3de1ccebf32035098aeeae6bf99838a0605a89bef7af304bb0e7a0663c6

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
Signature3mL25XNPhGl8Z2lIWj79F5ZEXG8HGhHX1qiuCSR8lSH0gVc9zCT82x0FKKb3JSdzKdmaGCH4LYSuEv9lZiYEDA==
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

2026-09-16T08:30:28.468176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006091
observed 42fede6e9933bc1295f4a28687c35d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.453771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006091/manifest.json
observed 3847d3de1ccebf32035098aeeae6bf99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.439633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006091/publication.md
observed be97b429d1b5395ae54cfbaa056b3dcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.424623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006091/publication.txt
observed e43685728a08e8fee3d9e9a2c55154e9...
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.