OpenTechnical

OT-2026-000069967

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000069967) never changes.

Identity and time

Publication numberOT-2026-000069967 · never reused
Internal UUID01a0ae91-1860-7aa0-b65d-3f3924fc75cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069967
StatusPUBLIC

Content hashes

Canonical text8af236ea398d9ed2d8169efc94915133f718ca4a91c771978178140c7b940e3f
Markdown5a8ab62061c57c4a00c585c097da73e985312245bf81a02fea8441970a1a2053
PDF
Publication pagee4a33f1ecf3de73a0ed0910b8a0c253760289d9499c322197728f87022177b7a
Manifest1c4ae281595b5094054de8e175307a7bd16a830b37bf606e2448e0e076da1119

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
SignaturedwlSNXio8pTvF/PjpBP+fuWLNpN3G3/dwtgQRQho7xgfY5EM2GPyRwBXQ7OdrTSuFTiE1oXf23cLzyjswui+Bg==
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

2026-09-17T10:26:54.539659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069967
observed e4a33f1ecf3de73a0ed0910b8a0c2537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:54.520958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069967/manifest.json
observed 1c4ae281595b5094054de8e175307a7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:54.503588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069967/publication.md
observed 5a8ab62061c57c4a00c585c097da73e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:54.485731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069967/publication.txt
observed 8af236ea398d9ed2d8169efc94915133...
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.