OpenTechnical

OT-2026-000071011

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line 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-2026-000071011) never changes.

Identity and time

Publication numberOT-2026-000071011 · never reused
Internal UUID01a0ae91-8c2e-79ff-9157-18c51ec4bf8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071011
StatusPUBLIC

Content hashes

Canonical textf8f49cc9ef2e6aceac4e2a9fe8336fa0634415a7dddfa0a845777afa046c81cf
Markdown6e9d112b36fedf2f2f80be9dcec4e37ced242b4dc20eef65e9ce28176de006c8
PDF
Publication pageaac55dfc1f878a31daec16d461ef678444fc57a5928cfbba98cd879c5256368b
Manifestc7deb6c36f965fcbeae676415e235d9ee1143a0b38f9c45476003105b2c3c51b

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
SignatureFI//AeT6WAI8vuD4WBWNhf2x86KBUSZWvbYFE21iGa4TPsWa5Na4MqkoVIHNVP9W2pX9msBFODZI92MudxPMBA==
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

2026-09-17T10:25:51.796243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071011
observed aac55dfc1f878a31daec16d461ef6784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:51.777984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071011/manifest.json
observed c7deb6c36f965fcbeae676415e235d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:51.760253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071011/publication.md
observed 6e9d112b36fedf2f2f80be9dcec4e37c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:51.741430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071011/publication.txt
observed f8f49cc9ef2e6aceac4e2a9fe8336fa0...
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.