OpenTechnical

OT-2026-000022056

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000022056) never changes.

Identity and time

Publication numberOT-2026-000022056 · never reused
Internal UUID01a0ae6f-bb5c-790c-9242-2c1571527272 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022056
StatusPUBLIC

Content hashes

Canonical text154482765112ae4ecf853ee68ca08b3d2206504712490c5ad5a55d19aef14717
Markdowna0c9c7fee2c279b849d7422fb29682aab4bd6a7596a401d00b2958bcc894216d
PDF
Publication page9933a07e153a49a7d1b30110242c68ef6a464139fb28295cbc3eab58e208a5e9
Manifest309d106d8601962e22f0331a486ed82beb95cfec5a27563bc7d79e0ba41eb8a5

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
SignatureSZElxuKEewYCxCLZ0c12pJqv64xAHc2X4P4W4+g6P58KIayDeBv3xa9N1VTsUeAZe09/81IXvpBqjJshzhC8Dg==
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

2026-09-17T11:54:45.006716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022056
observed 9933a07e153a49a7d1b30110242c68ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:44.988532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022056/manifest.json
observed 309d106d8601962e22f0331a486ed82b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:44.969382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022056/publication.md
observed a0c9c7fee2c279b849d7422fb29682aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:44.949338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022056/publication.txt
observed 154482765112ae4ecf853ee68ca08b3d...
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.