OpenTechnical

OT-2026-000077430

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000077430) never changes.

Identity and time

Publication numberOT-2026-000077430 · never reused
Internal UUID01a0ae94-f509-74d1-9717-b0f8a71c9388 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077430
StatusPUBLIC

Content hashes

Canonical textfc0ca4f546a04997b40929cca7d4927ff9e075239d5ca58ca7eed2679e441e97
Markdownd6b2df2696f98157946249f547cb8ade73dad9d424610aae85fe426180d154d3
PDF
Publication page7629e6ba300fc67696065921c1e8a0de3ac56cff097f75393ba1ef6c15874e61
Manifest96fdba357d0ffbb44ceb5f2ae7aecf54eb9d3c35c260d74836fc7fa30665991a

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
SignatureNGeQ9s9dqRsGT995iRY3PjzBuBE9+VZNxCrwzW1y1NuxC4hcOFX/s684qnQEguegbM7JwQ6t86dnR6aU5MRBDA==
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

2026-09-17T10:09:06.770716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077430
observed 7629e6ba300fc67696065921c1e8a0de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:06.749853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077430/manifest.json
observed 96fdba357d0ffbb44ceb5f2ae7aecf54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:06.730096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077430/publication.md
observed d6b2df2696f98157946249f547cb8ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:06.710230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077430/publication.txt
observed fc0ca4f546a04997b40929cca7d4927f...
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.