OpenTechnical

OT-2026-000092029

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000092029) never changes.

Identity and time

Publication numberOT-2026-000092029 · never reused
Internal UUID01a0ae9d-43bc-7765-a848-dde5998c95d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092029
StatusPUBLIC

Content hashes

Canonical text8d91a77dfee928ceedce86fecac9f78b9363713e3e782ca5d745871c85602b15
Markdownbaf5f7e6a02080ef1e639f344d5de2e926cb7aa4579689a38fb4a99dd5e7c451
PDF
Publication pageddd9fab8667b0744e93915d90c997ded173693d6f5ebf72d5e43ba1c76988899
Manifestbe74b9e0c5688972571e2a31636b10a94dd7e964df019d887ba8e67042e42a55

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
Signatureu7coZdL3giUBF86CK/quoW75euFScZJhpyGDpFk3LwAmGYJlhCp1SbKPzrHMVm36ybI62dzqM4P/ky7RkWt3Dw==
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

2026-09-17T09:43:06.938490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092029
observed ddd9fab8667b0744e93915d90c997ded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.920277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092029/manifest.json
observed be74b9e0c5688972571e2a31636b10a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.901967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092029/publication.md
observed baf5f7e6a02080ef1e639f344d5de2e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.884648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092029/publication.txt
observed 8d91a77dfee928ceedce86fecac9f78b...
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.