OpenTechnical

OT-2026-000079217

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-2026-000079217) never changes.

Identity and time

Publication numberOT-2026-000079217 · never reused
Internal UUID01a0ae96-0b8f-71bc-ae5a-8a423cebb2f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079217
StatusPUBLIC

Content hashes

Canonical texte031310afdd3e15785a8de4d4f11dc89d5d750568435ad28578a84f621ac7db8
Markdownfb177dc340bca573bf3a7d8f2263928ed6965bf4384229f08d50e712b6fbf968
PDF
Publication page95dc8db064f1da5dce6df682419091d4f5044f3f674b8ea743b314f521822245
Manifest437db94dba6563c521659dddae407ac74c14663742eb71c39bb345f99128b18a

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
Signatureg4SKdkk286HLTDyYfhhZktk3oZG5JWzsb70sIg3RiZrrFuLq/TmmvI7yesd8hkMx3aIASzaaTagB+GbUbTqPAw==
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

2026-09-17T10:04:48.523004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079217
observed 95dc8db064f1da5dce6df682419091d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.505932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079217/manifest.json
observed 437db94dba6563c521659dddae407ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.489117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079217/publication.md
observed fb177dc340bca573bf3a7d8f2263928e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.472945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079217/publication.txt
observed e031310afdd3e15785a8de4d4f11dc89...
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.