OpenTechnical

OT-2026-000056909

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold 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-2026-000056909) never changes.

Identity and time

Publication numberOT-2026-000056909 · never reused
Internal UUID01a0ae87-7af8-7300-9bb2-72a11d700782 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056909
StatusPUBLIC

Content hashes

Canonical textc6ce8057b1500f11fdf1cccc42312c20e55e20012dff071203759d6cb2febbea
Markdownbb4cbded348b681a992039b1ccb36f98b347291ab9f5263661141915c4baba4a
PDF
Publication pagececf2fb92c015f1459def6018d2722ea176f1203e65be7140b53aa44a87cc91a
Manifest31c320470d035706689f75b9743851c396c7e6881993281b9c87979d38d01f5c

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
SignaturerRVLuOGC+WOXwipQ+9h6aqlELnPOPrU4f24h848MD7S/NoqChxZEKtBFyOYrQU848um0nTnWlSemFUpcclvqDw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:27.135819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056909
observed cecf2fb92c015f1459def6018d2722ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.114396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056909/manifest.json
observed 31c320470d035706689f75b9743851c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.094026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056909/publication.md
observed bb4cbded348b681a992039b1ccb36f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.073786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056909/publication.txt
observed c6ce8057b1500f11fdf1cccc42312c20...
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.