OpenTechnical

OT-2026-000082673

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, sustained 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-2026-000082673) never changes.

Identity and time

Publication numberOT-2026-000082673 · never reused
Internal UUID01a0ae97-8cc8-7a44-88ed-ff0679c6e1cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082673
StatusPUBLIC

Content hashes

Canonical textf9ab5d05fce5fd5c71630785a177749d31276fdb8df990de6d6de8af119b123d
Markdownf454f45625c5f6614c0a65cf230823a80cf61d4b226787c3830da8f87c5b80e5
PDF
Publication page25f75fba20e4d7e318810d0fbf8d0207803452c6e1a9e2d14d21959beb18178f
Manifest7a88c771bc9c6f7449cb8103d4728c14d95d87b2a1c5869b30727f4afc5a75f9

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
SignatureDawP99DcAXXbodLJlzLzT7nSrSkgo6E5IB+PWx/kP6RJ042Z9FM4uPqkKwrl+yvQWFCq+eS8Iis5aByH/AgRBw==
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

2026-09-17T09:58:14.463091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082673
observed 25f75fba20e4d7e318810d0fbf8d0207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.446255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082673/manifest.json
observed 7a88c771bc9c6f7449cb8103d4728c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.429123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082673/publication.md
observed f454f45625c5f6614c0a65cf230823a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.411337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082673/publication.txt
observed f9ab5d05fce5fd5c71630785a177749d...
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.