OpenTechnical

OT-2026-000046421

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046421) never changes.

Identity and time

Publication numberOT-2026-000046421 · never reused
Internal UUID01a0ae7e-57dc-79e3-aa2a-7965e0d09fd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046421
StatusPUBLIC

Content hashes

Canonical textad5b21d1342c57ccb1c938d7a0bf9bc7ff8f0ca4e30359efb73d800be1214df7
Markdown4f1048b4fc93cf2bda27702252603da654931d725d80f08828151f1c9a39cc5b
PDF
Publication pagee29359d2ed16fe78e604d2ea360f6faff5b59607ac280caa885338aadfcdac68
Manifestfa5fdf9d01d3e7a0ee6f9b3a40551ccb66b56f1b41ff4b9ddddeab2fde9e2639

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
Signature+ABWQrhjf2fv8FdV6uzjWKFukLp86P1n9rosH5iZhTp9ayOke4J8sBoqH7eZ8xav5C8KfYqe4D3mYnkd69r3DQ==
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

2026-09-17T11:08:26.037025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046421
observed e29359d2ed16fe78e604d2ea360f6faf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.021545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046421/manifest.json
observed fa5fdf9d01d3e7a0ee6f9b3a40551ccb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.003956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046421/publication.md
observed 4f1048b4fc93cf2bda27702252603da6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:25.985281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046421/publication.txt
observed ad5b21d1342c57ccb1c938d7a0bf9bc7...
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.