OpenTechnical

OT-2026-000089084

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000089084) never changes.

Identity and time

Publication numberOT-2026-000089084 · never reused
Internal UUID01a0ae9b-daff-7924-bd49-6ec613e43015 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089084
StatusPUBLIC

Content hashes

Canonical textf19500567db6df25eaf623b012c3940b7662b1225161467d12ef80bb805bca1d
Markdown96c790fddc790de49891a4280fa3d650b81525ead7af9b0d8b3ad6ed35343407
PDF
Publication pagea2cee78791a32056b786fc93301e007306b002a1d16588c7af817cb3f88ff771
Manifesta48866ac5ad5098c155f79b9360f3fc2cd5bf278d76deb2de37d75e786edbedd

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
SignaturerqPjBSVdYNFGCN0JydVrNtPLnH6vDQgKEGvr2nE0xZk+3OT+vq8yytfsHwrNNKCXncJMVz8CwS/zWssWCJ+QDg==
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

2026-09-17T09:46:59.302983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089084
observed a2cee78791a32056b786fc93301e0073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.285378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089084/manifest.json
observed a48866ac5ad5098c155f79b9360f3fc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.268367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089084/publication.md
observed 96c790fddc790de49891a4280fa3d650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.250440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089084/publication.txt
observed f19500567db6df25eaf623b012c3940b...
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.