OpenTechnical

OT-2026-000023188

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000023188) never changes.

Identity and time

Publication numberOT-2026-000023188 · never reused
Internal UUID01a0ae70-7267-771e-b5a2-7693f2aa4dbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023188
StatusPUBLIC

Content hashes

Canonical text1dfbbb55c41c26c790e64f6ac42fca803ed70b1eda1c1bde3b17cca6a8d7266a
Markdownae2ccfcc7addb746015023af348756c766b4bf2e1e00c3afa494ed2d888a6884
PDF
Publication page7b13dccc567b80d8a9f6cf4d79668866791f24e3f608ffde60d4eaa1a85193bd
Manifest3fb8783418a0618f0bdbd9f009232c6c8fb21ede16c73196e75c3165913ad0c8

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
Signaturem8sWLZ1mfUI4qQ7YflFclJ+FjsQwPEk3DEbIv4BubYtztRoYNTiSEJYT1vrZt4gUVug0vZdqbRl9Xucl6v07Dw==
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

2026-09-17T11:51:08.289865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023188
observed 7b13dccc567b80d8a9f6cf4d79668866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:08.272166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023188/manifest.json
observed 3fb8783418a0618f0bdbd9f009232c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:08.224674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023188/publication.md
observed ae2ccfcc7addb746015023af348756c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:08.157182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023188/publication.txt
observed 1dfbbb55c41c26c790e64f6ac42fca80...
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.