OpenTechnical

OT-2026-000051248

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000051248) never changes.

Identity and time

Publication numberOT-2026-000051248 · never reused
Internal UUID01a0ae83-2740-769d-8424-d1e8ee2a8cf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051248
StatusPUBLIC

Content hashes

Canonical text2bb4b334e4e5ffbd47e359b29000e439617bdbb5125051f38bb3f4f6fb7ae311
Markdownca63aa3bc27d8c480e1c29e217f8b78296c30381b7e610d9d95bca211c0fd4c4
PDF
Publication page9408c75ae5ae2e22f11f64c9ea4f60ee483ffbce9d354dd8e00bdfe207dcd60f
Manifesta65442ede618c03b6020ea856e57b016ffff7c9da5b3c30ba55f3fdbd40a18f1

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
SignatureU+pxlj2pzoentaGHH2C9t0JefarPoZBMf99H71w4xbq3p3iP4Rcp7Xs/L0jqkU3CJXnAwWEC31GCAstEJPzjAw==
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

2026-09-17T10:59:02.628872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051248
observed 9408c75ae5ae2e22f11f64c9ea4f60ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.610460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051248/manifest.json
observed a65442ede618c03b6020ea856e57b016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.592281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051248/publication.md
observed ca63aa3bc27d8c480e1c29e217f8b782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.573421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051248/publication.txt
observed 2bb4b334e4e5ffbd47e359b29000e439...
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.