OpenTechnical

OT-2026-000083264

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000083264) never changes.

Identity and time

Publication numberOT-2026-000083264 · never reused
Internal UUID01a0ae97-c963-773d-bc2e-d774f6fe54c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083264
StatusPUBLIC

Content hashes

Canonical text3816e88fa99520778bacb046bb6da7ade115253a037b1656a787fb4800dc9106
Markdown85b0d6118139d15e3e82e5e0b50aee21f2bb2d2d0f334c4173109511a537ec55
PDF
Publication pagebaf8275fd5cac953e9f107e1bb5c45693ea0df4c6face8303753403c76bad134
Manifest8a2183c32b65317a2731bee9a30fd04af4d98c02007846b2e1061d3792cdc576

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
SignatureBmNx9Pe8vm7g0FLFXn7YiZVtaZma6SoKJQEgWO3liD8saTiuLp6THjc1EyO3RvIvxDKyrsZsWKOvrsyfjZ4cBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:01:20.626079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083264
observed baf8275fd5cac953e9f107e1bb5c4569...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:20.602968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083264/manifest.json
observed 8a2183c32b65317a2731bee9a30fd04a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:20.581531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083264/publication.md
observed 85b0d6118139d15e3e82e5e0b50aee21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:20.558374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083264/publication.txt
observed 3816e88fa99520778bacb046bb6da7ad...
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.