OpenTechnical

OT-2026-000047761

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000047761) never changes.

Identity and time

Publication numberOT-2026-000047761 · never reused
Internal UUID01a0ae7f-c420-7d88-9caf-f4fc3d2507ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047761
StatusPUBLIC

Content hashes

Canonical texte10509d41ea4ffa3d118223c4185b5b79699bdcae92fe0f627655af3e13df1c6
Markdown51094f4f056987c2bd324a1f219ded11978af14447669c69e7a6e40bef39cc1d
PDF
Publication pagecf1eb46444997dcc2b008f4482b29255ba1072167ab6c1072f6d8acd877bb8d3
Manifest41126b03b17dfc10c395ca255d3bb01138e7b9bc6c5497cfde2e56da13b60434

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
SignatureDehV1gT3/fT5TRDyQ0l0G6ef7QtpQ+0JtqmMdKuNWeImeG7haxekwk85pBHthILnzXnlcIeWItduFn3VhMl8Dg==
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

2026-09-17T11:05:38.962142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047761
observed cf1eb46444997dcc2b008f4482b29255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:38.943749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047761/manifest.json
observed 41126b03b17dfc10c395ca255d3bb011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:38.925623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047761/publication.md
observed 51094f4f056987c2bd324a1f219ded11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:38.908277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047761/publication.txt
observed e10509d41ea4ffa3d118223c4185b5b7...
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.