OpenTechnical

OT-2026-000058217

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000058217) never changes.

Identity and time

Publication numberOT-2026-000058217 · never reused
Internal UUID01a0ae88-6edb-7479-ae43-8f7ffb46d5ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058217
StatusPUBLIC

Content hashes

Canonical text292afed5cd29b69ba09bf3bc2f8b480e959ad310628d78f6dde2f7da82de2ec2
Markdown8f52e1ff922c877ef4878103d85c856735597c6f0ef0b1e978edf8b59c070f7f
PDF
Publication page325cf44295d0a12b3c887ecb7c2f0cfaec1d6a926bc7fcb9d76419aeae65282b
Manifest469852fc86e3ca846ec7a96686b4ba82b64dd6582177896a5a32338b6210d89c

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
SignaturepEVcjB8ZPYR/mvrNYvisj93tERwP1PKJIuN5z/WEAebyGK8Pm+2JZTw2P1fBGcLlLUruwhQoNMCC+6bE1NDYDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:55.453374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058217
observed 325cf44295d0a12b3c887ecb7c2f0cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:55.435230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058217/manifest.json
observed 469852fc86e3ca846ec7a96686b4ba82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:55.415428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058217/publication.md
observed 8f52e1ff922c877ef4878103d85c8567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:55.394628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058217/publication.txt
observed 292afed5cd29b69ba09bf3bc2f8b480e...
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.