OpenTechnical

OT-2026-000045556

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000045556) never changes.

Identity and time

Publication numberOT-2026-000045556 · never reused
Internal UUID01a0ae7d-8f02-717d-bc9f-65f8952a343a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045556
StatusPUBLIC

Content hashes

Canonical text325195ae59b6ca4293146269e318fe398d8e939f3f799bb6c08652401ebc6715
Markdown5ef051f7603ac4c30b42dd865e4a18e77683b6cfa89af57122427f3b160d5183
PDF
Publication page269a69ed23ee39862ff3edbbde528e7ec6801e2cd9cb2b4a3ed5b93e55db580e
Manifest5e99c7b3f0814524c5972d1971fb1ed994afb9668c5d7572fd6229dd1cd09c9c

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
SignatureynP0+mjZaglOmWGoexaqSw7+lLZ6UFPKbsmXluAlPRm1K4P+Ln5FGiXFr7sGMYFJRLQGbWUbX3RWIaenzMRnAA==
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

2026-09-17T11:09:18.746016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045556
observed 269a69ed23ee39862ff3edbbde528e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:18.728766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045556/manifest.json
observed 5e99c7b3f0814524c5972d1971fb1ed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:18.709450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045556/publication.md
observed 5ef051f7603ac4c30b42dd865e4a18e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:18.689111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045556/publication.txt
observed 325195ae59b6ca4293146269e318fe39...
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.