OpenTechnical

OT-2026-000032879

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, pulsed blow-off 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-2026-000032879) never changes.

Identity and time

Publication numberOT-2026-000032879 · never reused
Internal UUID01a0ae75-4842-7462-8a72-88f8f9fc3f43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032879
StatusPUBLIC

Content hashes

Canonical text1ccace50f98fc1a837ea0061f68a9c828a2e391bf00db17402e09ae04af0e1f9
Markdown525ad487bc8ddc42e9b6a3232cc87a513f893bfa7097f7bc0bee4a4ab04be8f2
PDF
Publication page8a0e0c0c057df964c6d6ed4bc2d94a5cc37753f4281d92b23fd64b7e8906bac2
Manifestfd0b3c6730660a130194399e4ee62273c1d8ee582b0ec3cadc891c156e963511

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
Signature8j/FnjBINIuzSbYzaAEW0WknhkUPSd0jFrYFbcmQTyKkVIVWLGX9g/WVWNRaXrWY3oSjvDlbGUKhoHPwiVA0BQ==
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

2026-09-17T11:32:27.586880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032879
observed 8a0e0c0c057df964c6d6ed4bc2d94a5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:27.566563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032879/manifest.json
observed fd0b3c6730660a130194399e4ee62273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:27.547619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032879/publication.md
observed 525ad487bc8ddc42e9b6a3232cc87a51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:27.523558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032879/publication.txt
observed 1ccace50f98fc1a837ea0061f68a9c82...
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.