OpenTechnical

OT-2026-000011174

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000011174) never changes.

Identity and time

Publication numberOT-2026-000011174 · never reused
Internal UUID01a0ae6c-540f-7cb6-b380-324bd83a79e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011174
StatusPUBLIC

Content hashes

Canonical textb13a50c320547246394930a89fe1516ff0e63c72d4cf5a56268b628d0ae9948f
Markdown13f8353c577def4ebeb176398544c499d725f54cfa4fa8b371eb3f73eb722f5f
PDF
Publication page11b414b6d844b9fad6a9600682234826cfe6b310a6e6d9669ae545db7633cd07
Manifest9fb0a3babde9e1b744ec899b8c3438045fed7321ddbdab7e66615a01c4ad93cb

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
SignaturehZ4l3o5t0l7d77CjDrE+paZKWHo3MaKUa9VAzj7eMV85d0N/cODUoI184pgYnJbtjQjYhj/3j2seNm3/ScUpCQ==
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

2026-09-17T12:14:06.747961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011174
observed 11b414b6d844b9fad6a9600682234826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.727271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011174/manifest.json
observed 9fb0a3babde9e1b744ec899b8c343804...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.705515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011174/publication.md
observed 13f8353c577def4ebeb176398544c499...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.684794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011174/publication.txt
observed b13a50c320547246394930a89fe1516f...
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.