OpenTechnical

OT-2026-000045332

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, pulsed blow-off 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-2026-000045332) never changes.

Identity and time

Publication numberOT-2026-000045332 · never reused
Internal UUID01a0ae7c-f76b-7322-94c7-742fb0323d8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045332
StatusPUBLIC

Content hashes

Canonical textc4829878c7f6728b98f9c703b910a852bdd011f09530c037b91e607d34d000a6
Markdown028b9d42af70062c720101709d8f6f42b6feadf028ec92cf9bedcd59f5a1a3c3
PDF
Publication pagebc42e0eb5650426a15401b9e1c2fcd05e723e3240b0979c6421f22cc5e5f3a4f
Manifest7025b9437f3cb5cc1bfea042801a698da25ee7d92996a84d2499f71e960fab0c

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
Signatureim7yGOug76NM4dbBildb0+b394R540KRZwS3y8Z/GxAoviVGGFf+4c6Nwwv1gOjhH55t/UelFbcgwIn2B2zRDg==
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

2026-09-17T11:10:35.348362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045332
observed bc42e0eb5650426a15401b9e1c2fcd05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:35.314697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045332/manifest.json
observed 7025b9437f3cb5cc1bfea042801a698d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:35.296647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045332/publication.md
observed 028b9d42af70062c720101709d8f6f42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:35.263284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045332/publication.txt
observed c4829878c7f6728b98f9c703b910a852...
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.