OpenTechnical

OT-2026-000079906

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000079906) never changes.

Identity and time

Publication numberOT-2026-000079906 · never reused
Internal UUID01a0ae96-4376-7700-b813-a1e0afeff54b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079906
StatusPUBLIC

Content hashes

Canonical textbb86ac9c158142db2df57e3d5d916107cd51e26904bccbc4131c796885481d12
Markdown0987cf3f68676974d44d5b482fa192277f70ac092fd938814ba5835298971f74
PDF
Publication page1c36bb875366fa23f4d2c7a182576597bdb780beded3eaa4d1d6aa9448746d81
Manifest930e19482dc699c8f0d3d447b1579969e0c87177a0ecdbcfd684de86e83047d9

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
SignatureeIB7Q6s0XVArJO6po3Fw1Qgj8VIHS39S1sGmAhOI3GwXoYqC5QcDgq8O5iAks510dlrYRJSO1UbEEPyCmSlJCg==
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

2026-09-17T10:03:48.244609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079906
observed 1c36bb875366fa23f4d2c7a182576597...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:48.227209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079906/manifest.json
observed 930e19482dc699c8f0d3d447b1579969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:48.209041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079906/publication.md
observed 0987cf3f68676974d44d5b482fa19227...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:48.190653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079906/publication.txt
observed bb86ac9c158142db2df57e3d5d916107...
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.