OpenTechnical

OT-2026-000070471

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, pulsed 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-2026-000070471) never changes.

Identity and time

Publication numberOT-2026-000070471 · never reused
Internal UUID01a0ae91-545f-7f2b-b33d-1276bf334c17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070471
StatusPUBLIC

Content hashes

Canonical text975e907227d2211c1548d118d8520aa01968405ba72014d5d3111655a96d0a15
Markdownff485da01967bb7df320e772876bfef4f1f975c0cd5e37bc72f6cf9492dde0bb
PDF
Publication page6bda8d3b5bbd73c9a8676c176031d3b0240b6e55bec4a3da0c5d99a5f61023ae
Manifest5b75f68d77fa9abf8f63f6a4700f4a497fe4676670d59613d387dc1fb1873083

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
SignatureuZMB86VF0KXD+zcQ+bDJEvY3/9iAMzVwKdUacyrQWhNzmwGmwFx7cu+1HYz1x/sDCM39lENfe719lxQRZkO7Cg==
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

2026-09-17T10:26:18.076830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070471
observed 6bda8d3b5bbd73c9a8676c176031d3b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:18.059638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070471/manifest.json
observed 5b75f68d77fa9abf8f63f6a4700f4a49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:18.040897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070471/publication.md
observed ff485da01967bb7df320e772876bfef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:18.023800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070471/publication.txt
observed 975e907227d2211c1548d118d8520aa0...
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.