OpenTechnical

OT-2026-000068611

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000068611) never changes.

Identity and time

Publication numberOT-2026-000068611 · never reused
Internal UUID01a0ae90-2482-7e80-816e-f384e6ea9060 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068611
StatusPUBLIC

Content hashes

Canonical text42e4e8eaa7c31cf576f44a37f291341552605ae849bf2896e12085d5a2738e90
Markdownb5d9baec9e1181326c4985e5e08358f36b8d4c44502994b9699e2b9c1d9ed0bc
PDF
Publication pagee144ba6ade71ab0246e8dc19ce1e5ef8608b69c8c0eb0660dffcde492cba259b
Manifest478a6206ba1b38e96b4451379f049b7977d8059d49c0ef8e4b42bbef442856c0

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
SignatureBE33mt7+nvppIXrM120ehNf/A0W+kH2CyUcl38YU0z8Ts5dA17WlN6T21C3zsgYLc+7L8yCmFC8T7wzeDsqOBg==
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

2026-09-17T10:29:47.668062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068611
observed e144ba6ade71ab0246e8dc19ce1e5ef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.645576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068611/manifest.json
observed 478a6206ba1b38e96b4451379f049b79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.625955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068611/publication.md
observed b5d9baec9e1181326c4985e5e08358f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.607089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068611/publication.txt
observed 42e4e8eaa7c31cf576f44a37f2913415...
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.