OpenTechnical

OT-2026-000085299

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000085299) never changes.

Identity and time

Publication numberOT-2026-000085299 · never reused
Internal UUID01a0ae99-aaaa-726e-b6ec-af6eba11d098 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085299
StatusPUBLIC

Content hashes

Canonical textba97bdee0810e1cba6bc793842909ce6cf212ee40993b3e6771e8d4a5b5aa371
Markdowne69755bc877f1909c8963b0c304b244f490b17cdd3196a7ff018a87acf205ab1
PDF
Publication pageecbae67ce953fa693c10fbcd7c88753ff3fb4d33f6a75d7137242ecda133f580
Manifestc8238a055af643c1d76c15004140a22ac8ee57d1bf37bbe49feba83698b77337

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
SignatureAtAbI2lHecqPNRZ6gn+nCK0YIU77GXA0AJ1XwW9nKewhFF81wdDRVuOSeI5zQ998vt/b4yL1mmv3VW+0K8wCAA==
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

2026-09-17T09:54:00.929742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085299
observed ecbae67ce953fa693c10fbcd7c88753f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:00.911309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085299/manifest.json
observed c8238a055af643c1d76c15004140a22a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:00.892922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085299/publication.md
observed e69755bc877f1909c8963b0c304b244f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:00.876415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085299/publication.txt
observed ba97bdee0810e1cba6bc793842909ce6...
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.