OpenTechnical

OT-2026-000094228

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000094228) never changes.

Identity and time

Publication numberOT-2026-000094228 · never reused
Internal UUID01a0ae9e-92cc-7560-9209-735c87467fb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094228
StatusPUBLIC

Content hashes

Canonical text424d03665ec2403a421329e01fff2388dce1b5c73c1be78828c6e4aa738e7553
Markdown220f1beab8ca215b377a02d4fc19ff2a097d321cc188488aa7979e34daab4f0b
PDF
Publication pagedfbe07cd9df600086235b59827e618838575be0ca8c6dfe0936e5074829dbdff
Manifeste37185277ab409f2a7ead65452ecb9ef1c706da13bac41623f2bfee4682e0c71

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
SignaturekdX9Vqn+nSqIKC1MoaxfL5mElRgzErAW99XdguI92m2fXX/Eo0GiEptHbRO1syG7ZPNJ/u2/M8807LTz201WDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:42.337087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094228
observed dfbe07cd9df600086235b59827e61883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:42.320083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094228/manifest.json
observed e37185277ab409f2a7ead65452ecb9ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:42.302520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094228/publication.md
observed 220f1beab8ca215b377a02d4fc19ff2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:42.284847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094228/publication.txt
observed 424d03665ec2403a421329e01fff2388...
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.